diff --git a/app/game-api/src/router/nation/endpoints/getPersonnelInfo.ts b/app/game-api/src/router/nation/endpoints/getPersonnelInfo.ts
index 7d4f46b6..219a8f6e 100644
--- a/app/game-api/src/router/nation/endpoints/getPersonnelInfo.ts
+++ b/app/game-api/src/router/nation/endpoints/getPersonnelInfo.ts
@@ -153,11 +153,17 @@ export const getPersonnelInfo = accessAuthedProcedure.query(async ({ ctx }) => {
     const canChangePermissions = me.officerLevel === 12;
     const ambassadors = canChangePermissions
         ? permissionCandidates.filter(
-              (candidate) => candidate.permission === 'ambassador' || candidate.maxPermission === 4
+              (candidate) =>
+                  candidate.permission === 'ambassador' ||
+                  (candidate.permission === 'normal' && candidate.maxPermission === 4)
           )
         : [];
     const auditors = canChangePermissions
-        ? permissionCandidates.filter((candidate) => candidate.permission === 'auditor' || candidate.maxPermission >= 3)
+        ? permissionCandidates.filter(
+              (candidate) =>
+                  candidate.permission === 'auditor' ||
+                  (candidate.permission === 'normal' && candidate.maxPermission >= 3)
+          )
         : [];
     const generalNameMap = new Map(mappedGenerals.map((general) => [general.id, general.name]));
     const awards = {
diff --git a/app/game-api/test/nationPersonnelRouter.test.ts b/app/game-api/test/nationPersonnelRouter.test.ts
index b9319798..59424490 100644
--- a/app/game-api/test/nationPersonnelRouter.test.ts
+++ b/app/game-api/test/nationPersonnelRouter.test.ts
@@ -230,6 +230,45 @@ describe('nation personnel router', () => {
         expect(result.awards.eagles).toEqual([{ id: 30, name: '군사', value: 7 }]);
     });
 
+    it('keeps ambassador and auditor candidate pools mutually exclusive like Ref', async () => {
+        const me = { ...baseGeneral, officerLevel: 12 };
+        const rows = [
+            listRow({ id: 22, name: '군주', officerLevel: 12 }),
+            listRow({ id: 30, name: '현 외교권자', meta: { belong: 5, permission: 'ambassador' } }),
+            listRow({ id: 31, name: '현 조언자', meta: { belong: 5, permission: 'auditor' } }),
+            listRow({ id: 32, name: '일반 후보' }),
+            listRow({ id: 33, name: '외교 금지', penalty: { noAmbassador: true } }),
+        ];
+        const context = createContext({
+            me,
+            db: {
+                nation: {
+                    findUnique: vi.fn(async () => ({
+                        id: 1,
+                        name: '위',
+                        color: '#777777',
+                        level: 3,
+                        typeCode: 'che_법가',
+                        capitalCityId: 1,
+                        meta: { chief_set: 0 },
+                    })),
+                },
+                city: { findMany: vi.fn(async () => []) },
+                troop: { findMany: vi.fn(async () => []) },
+                general: {
+                    findFirst: vi.fn(async () => me),
+                    findMany: vi.fn(async () => rows),
+                },
+                worldState: { findFirst: vi.fn(async () => ({ config: { stat: { chiefMin: 65 } } })) },
+                rankData: { findMany: vi.fn(async () => []) },
+            },
+        });
+
+        const result = await appRouter.createCaller(context).nation.getPersonnelInfo();
+        expect(result.permissionCandidates.ambassadors.map((candidate) => candidate.id)).toEqual([30, 32]);
+        expect(result.permissionCandidates.auditors.map((candidate) => candidate.id)).toEqual([31, 32]);
+    });
+
     it('allows finance mutations only for a head officer or an eligible ambassador', async () => {
         const nationDb = {
             nation: {
diff --git a/app/game-frontend/e2e/nationOffices.spec.ts b/app/game-frontend/e2e/nationOffices.spec.ts
index 8d098d47..6b4d5e3d 100644
--- a/app/game-frontend/e2e/nationOffices.spec.ts
+++ b/app/game-frontend/e2e/nationOffices.spec.ts
@@ -14,6 +14,7 @@ type FixtureState = {
     appointedGeneralId?: number;
     appointedCityId?: number;
     appointedOfficerLevel?: number;
+    permissionMutationInput?: { isAmbassador: boolean; targetGeneralIds: number[] };
     noticeMutationInput?: string;
     scoutMutationInput?: string;
     uploadDataUrl?: string;
@@ -101,6 +102,8 @@ const personnelFixture = (state: FixtureState) => {
         general(5, '정욱', 2),
         general(6, '장료', 1),
         general(7, '허저', 1, { permission: 'ambassador' }),
+        general(8, '가후', 1, { permission: 'auditor' }),
+        general(9, '전위', 1),
     ];
     const visibleGenerals =
         state.role === 'member' ? fullGenerals.filter((entry) => entry.officerLevel >= 2) : fullGenerals;
@@ -145,8 +148,13 @@ const personnelFixture = (state: FixtureState) => {
                       ambassadors: [
                           { id: 6, name: '장료', npcState: 0, permission: 'normal', maxPermission: 4 },
                           { id: 7, name: '허저', npcState: 0, permission: 'ambassador', maxPermission: 4 },
+                          { id: 9, name: '전위', npcState: 0, permission: 'normal', maxPermission: 4 },
+                      ],
+                      auditors: [
+                          { id: 6, name: '장료', npcState: 0, permission: 'normal', maxPermission: 4 },
+                          { id: 8, name: '가후', npcState: 0, permission: 'auditor', maxPermission: 4 },
+                          { id: 9, name: '전위', npcState: 0, permission: 'normal', maxPermission: 4 },
                       ],
-                      auditors: [{ id: 6, name: '장료', npcState: 0, permission: 'normal', maxPermission: 4 }],
                   }
                 : { ambassadors: [], auditors: [] },
     };
@@ -238,7 +246,16 @@ const installFixture = async (page: Page, state: FixtureState) => {
                 state.appointedOfficerLevel = Number(jsonInput.officerLevel ?? 0);
                 return response({ ok: true });
             }
-            if (operation === 'nation.kick' || operation === 'nation.changePermission') return response({ ok: true });
+            if (operation === 'nation.changePermission') {
+                state.permissionMutationInput = {
+                    isAmbassador: jsonInput.isAmbassador === true,
+                    targetGeneralIds: Array.isArray(jsonInput.targetGeneralIds)
+                        ? jsonInput.targetGeneralIds.map((id) => Number(id))
+                        : [],
+                };
+                return response({ ok: true });
+            }
+            if (operation === 'nation.kick') return response({ ok: true });
             if (operation === 'nation.setRate') {
                 if (state.failNextRate) {
                     state.failNextRate = false;
@@ -347,6 +364,62 @@ test('personnel keeps the desktop frame while exposing row-level appointment con
     await screenshot(page, 'core-personnel-desktop-leader.png');
 });
 
+test('leader can grant two ambassador and auditor permissions by click or touch without modifier keys', async ({
+    page,
+}) => {
+    const state: FixtureState = { role: 'leader', rate: 20 };
+    await installFixture(page, state);
+    await page.setViewportSize({ width: 390, height: 844 });
+    await gotoOffice(page, 'nation/personnel');
+
+    const ambassadorTrigger = page.locator('.permission-multiselect-trigger').first();
+    await expect(ambassadorTrigger).toHaveAccessibleName('외교권자 선택, 현재 1명');
+    await ambassadorTrigger.click();
+    const ambassadorOptions = page.getByRole('listbox', { name: '외교권자 후보' });
+    await expect(ambassadorOptions).toBeVisible();
+    await expect(ambassadorOptions.getByRole('option', { name: '허저' })).toHaveAttribute('aria-selected', 'true');
+    await ambassadorOptions.getByRole('option', { name: '장료' }).click();
+    await expect(ambassadorOptions.getByRole('option', { name: '장료' })).toHaveAttribute('aria-selected', 'true');
+    await expect(ambassadorTrigger).toHaveAccessibleName('외교권자 선택, 현재 2명');
+
+    await ambassadorOptions.getByRole('option', { name: '전위' }).click();
+    await expect(page.getByTestId('game-toast')).toContainText('최대 2명까지 설정 가능합니다.');
+    await expect(ambassadorOptions.getByRole('option', { name: '전위' })).toHaveAttribute('aria-selected', 'false');
+    const ambassadorGeometry = await ambassadorOptions.evaluate((element) => {
+        const rect = element.getBoundingClientRect();
+        return { left: rect.left, right: rect.right, width: rect.width };
+    });
+    expect(ambassadorGeometry.left).toBeGreaterThanOrEqual(0);
+    expect(ambassadorGeometry.right).toBeLessThanOrEqual(390);
+    expect(ambassadorGeometry.width).toBeGreaterThanOrEqual(100);
+    await screenshot(page, 'core-personnel-mobile-permission-picker-open.png');
+
+    page.once('dialog', async (dialog) => {
+        expect(dialog.message()).toBe('외교권자를 변경할까요?');
+        await dialog.accept();
+    });
+    await page.getByRole('button', { name: '외교권자 임명 반영' }).click();
+    await expect(page.getByTestId('game-toast').filter({ hasText: '권한을 변경했습니다.' })).toBeVisible();
+    await expect.poll(() => state.permissionMutationInput).toEqual({ isAmbassador: true, targetGeneralIds: [7, 6] });
+
+    const auditorTrigger = page.locator('.permission-multiselect-trigger').nth(1);
+    await expect(auditorTrigger).toHaveAccessibleName('조언자 선택, 현재 1명');
+    await auditorTrigger.click();
+    const auditorOptions = page.getByRole('listbox', { name: '조언자 후보' });
+    await expect(auditorOptions.getByRole('option', { name: '허저' })).toHaveCount(0);
+    await auditorOptions.getByRole('option', { name: '장료' }).click();
+    await expect(auditorTrigger).toHaveAccessibleName('조언자 선택, 현재 2명');
+    page.once('dialog', async (dialog) => {
+        expect(dialog.message()).toBe('조언자를 변경할까요?');
+        await dialog.accept();
+    });
+    await page.getByRole('button', { name: '조언자 임명 반영' }).click();
+    await expect(page.getByTestId('game-toast').filter({ hasText: '권한을 변경했습니다.' })).toBeVisible();
+    await expect.poll(() => state.permissionMutationInput).toEqual({ isAmbassador: false, targetGeneralIds: [8, 6] });
+    expect(await page.evaluate(() => document.documentElement.scrollWidth)).toBe(390);
+    await screenshot(page, 'core-personnel-mobile-permission-picker.png');
+});
+
 test('personnel selects an informed general and reports the JosaUtil-composed result in a toast', async ({ page }) => {
     const state: FixtureState = { role: 'head', rate: 20 };
     await installFixture(page, state);
diff --git a/app/game-frontend/src/components/personnel/PermissionMultiSelect.vue b/app/game-frontend/src/components/personnel/PermissionMultiSelect.vue
new file mode 100644
index 00000000..05c8b1a2
--- /dev/null
+++ b/app/game-frontend/src/components/personnel/PermissionMultiSelect.vue
@@ -0,0 +1,232 @@
+<script setup lang="ts">
+import { computed, onBeforeUnmount, onMounted, ref } from 'vue';
+
+type PermissionCandidate = {
+    id: number;
+    name: string;
+};
+
+const props = withDefaults(
+    defineProps<{
+        modelValue: number[];
+        candidates: PermissionCandidate[];
+        label: string;
+        max?: number;
+    }>(),
+    { max: 2 }
+);
+
+const emit = defineEmits<{
+    'update:modelValue': [value: number[]];
+    limit: [];
+}>();
+
+const root = ref<HTMLElement | null>(null);
+const open = ref(false);
+const selectedCandidates = computed(() => {
+    const selected = new Set(props.modelValue);
+    return props.candidates.filter((candidate) => selected.has(candidate.id));
+});
+
+const toggleOpen = (): void => {
+    open.value = !open.value;
+};
+
+const toggleCandidate = (id: number): void => {
+    if (props.modelValue.includes(id)) {
+        emit(
+            'update:modelValue',
+            props.modelValue.filter((selectedId) => selectedId !== id)
+        );
+        return;
+    }
+    if (props.modelValue.length >= props.max) {
+        emit('limit');
+        return;
+    }
+    emit('update:modelValue', [...props.modelValue, id]);
+};
+
+const handleDocumentPointerDown = (event: PointerEvent): void => {
+    if (!root.value?.contains(event.target as Node)) open.value = false;
+};
+
+const handleKeydown = (event: KeyboardEvent): void => {
+    if (event.key === 'Escape') {
+        event.preventDefault();
+        open.value = false;
+    }
+};
+
+onMounted(() => document.addEventListener('pointerdown', handleDocumentPointerDown));
+onBeforeUnmount(() => document.removeEventListener('pointerdown', handleDocumentPointerDown));
+</script>
+
+<template>
+    <div ref="root" class="permission-multiselect" @keydown="handleKeydown">
+        <button
+            type="button"
+            class="permission-multiselect-trigger"
+            :aria-label="`${label} 선택, 현재 ${modelValue.length}명`"
+            aria-haspopup="listbox"
+            :aria-expanded="open"
+            @click="toggleOpen"
+        >
+            <span v-if="selectedCandidates.length" class="permission-multiselect-values">
+                <span v-for="candidate in selectedCandidates" :key="candidate.id">{{ candidate.name }}</span>
+            </span>
+            <span v-else class="permission-multiselect-placeholder">선택 안 함</span>
+            <span class="permission-multiselect-arrow" aria-hidden="true">▾</span>
+        </button>
+        <div
+            v-if="open"
+            class="permission-multiselect-options"
+            role="listbox"
+            aria-multiselectable="true"
+            :aria-label="`${label} 후보`"
+        >
+            <button
+                v-for="candidate in candidates"
+                :key="candidate.id"
+                type="button"
+                class="permission-multiselect-option"
+                role="option"
+                :aria-selected="modelValue.includes(candidate.id)"
+                @click="toggleCandidate(candidate.id)"
+            >
+                <span class="permission-multiselect-check" aria-hidden="true">
+                    {{ modelValue.includes(candidate.id) ? '✓' : '' }}
+                </span>
+                <span>{{ candidate.name }}</span>
+            </button>
+            <p v-if="candidates.length === 0" class="permission-multiselect-empty">임명 가능한 장수가 없습니다.</p>
+            <p class="permission-multiselect-help">클릭해서 선택·해제 · 최대 {{ max }}명</p>
+        </div>
+    </div>
+</template>
+
+<style scoped>
+.permission-multiselect {
+    position: relative;
+    display: inline-block;
+    width: 300px;
+    max-width: calc(100% - 58px);
+    vertical-align: middle;
+}
+.permission-multiselect-trigger {
+    display: grid;
+    grid-template-columns: minmax(0, 1fr) auto;
+    align-items: center;
+    width: 100%;
+    min-height: 34px;
+    border: 1px solid #858585;
+    border-radius: 4px;
+    padding: 3px 7px;
+    color: #fff;
+    background: #000;
+    font: inherit;
+    text-align: left;
+    cursor: pointer;
+}
+.permission-multiselect-trigger:hover,
+.permission-multiselect-trigger[aria-expanded='true'] {
+    border-color: #b9b9b9;
+}
+.permission-multiselect-trigger:focus-visible,
+.permission-multiselect-option:focus-visible {
+    outline: 2px solid #fff;
+    outline-offset: 1px;
+}
+.permission-multiselect-values {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 3px;
+    min-width: 0;
+}
+.permission-multiselect-values > span {
+    overflow: hidden;
+    max-width: 126px;
+    border-radius: 3px;
+    padding: 2px 5px;
+    color: #fff;
+    background: #4d4d4d;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+}
+.permission-multiselect-placeholder {
+    color: #aaa;
+}
+.permission-multiselect-arrow {
+    margin-left: 5px;
+    color: #ccc;
+}
+.permission-multiselect-options {
+    position: absolute;
+    z-index: 40;
+    top: calc(100% + 2px);
+    left: 0;
+    width: 100%;
+    max-height: 220px;
+    overflow-y: auto;
+    border: 1px solid #858585;
+    border-radius: 3px;
+    color: #fff;
+    background: #101010;
+    box-shadow: 0 5px 14px rgb(0 0 0 / 70%);
+}
+.permission-multiselect-option {
+    display: grid;
+    grid-template-columns: 20px minmax(0, 1fr);
+    gap: 5px;
+    align-items: center;
+    width: 100%;
+    border: 0;
+    border-bottom: 1px solid #353535;
+    border-radius: 0;
+    padding: 7px 8px;
+    color: #fff;
+    background: #101010;
+    font: inherit;
+    text-align: left;
+    cursor: pointer;
+}
+.permission-multiselect-option:hover,
+.permission-multiselect-option[aria-selected='true'] {
+    background: #424242;
+}
+.permission-multiselect-check {
+    display: grid;
+    width: 16px;
+    height: 16px;
+    place-items: center;
+    border: 1px solid #aaa;
+    border-radius: 2px;
+    color: #111;
+    background: #fff;
+    font-size: 12px;
+    font-weight: 700;
+    line-height: 1;
+}
+.permission-multiselect-empty,
+.permission-multiselect-help {
+    margin: 0;
+    padding: 6px 8px;
+    color: #bbb;
+    font-size: 11px;
+}
+.permission-multiselect-help {
+    border-top: 1px solid #454545;
+}
+@media (max-width: 620px) {
+    .permission-multiselect {
+        width: calc(100% - 54px);
+        max-width: none;
+    }
+    .permission-multiselect-values > span {
+        max-width: 82px;
+    }
+    .permission-multiselect-option {
+        min-height: 38px;
+    }
+}
+</style>
diff --git a/app/game-frontend/src/views/NationPersonnelView.vue b/app/game-frontend/src/views/NationPersonnelView.vue
index 7a3af80d..e95cff24 100644
--- a/app/game-frontend/src/views/NationPersonnelView.vue
+++ b/app/game-frontend/src/views/NationPersonnelView.vue
@@ -4,6 +4,7 @@ import { useRouter } from 'vue-router';
 
 import { JosaUtil } from '@sammo-ts/common/util/JosaUtil';
 
+import PermissionMultiSelect from '../components/personnel/PermissionMultiSelect.vue';
 import PersonnelSelectionDialog from '../components/personnel/PersonnelSelectionDialog.vue';
 import { useGameFeedback } from '../composables/useGameFeedback';
 import { resolveGeneralIconBackgroundImage } from '../utils/generalIcon';
@@ -251,9 +252,7 @@ const applySelection = async (id: number): Promise<void> => {
     else await appointCityOfficer(context.level, context.cityId, id);
 };
 
-const enforcePermissionLimit = (selection: number[]) => {
-    if (selection.length <= 2) return;
-    selection.splice(0, selection.length - 2);
+const reportPermissionLimit = () => {
     showErrorToast('최대 2명까지 설정 가능합니다.');
 };
 
@@ -390,23 +389,16 @@ onMounted(() => void loadPersonnel());
                     <tr>
                         <td class="green-cell permission-label">외교권자</td>
                         <td>
-                            <select
+                            <PermissionMultiSelect
                                 v-model="ambassadorSelection"
-                                multiple
-                                aria-label="외교권자"
-                                @change="enforcePermissionLimit(ambassadorSelection)"
-                            >
-                                <option
-                                    v-for="candidate in data.permissionCandidates.ambassadors"
-                                    :key="candidate.id"
-                                    :value="candidate.id"
-                                >
-                                    {{ candidate.name }}
-                                </option>
-                            </select>
+                                label="외교권자"
+                                :candidates="data.permissionCandidates.ambassadors"
+                                @limit="reportPermissionLimit"
+                            />
                             <button
                                 class="legacy-button legacy-button--primary"
                                 type="button"
+                                aria-label="외교권자 임명 반영"
                                 @click="changePermissions(true)"
                             >
                                 임명
@@ -414,23 +406,16 @@ onMounted(() => void loadPersonnel());
                         </td>
                         <td class="green-cell permission-label">조언자</td>
                         <td>
-                            <select
+                            <PermissionMultiSelect
                                 v-model="auditorSelection"
-                                multiple
-                                aria-label="조언자"
-                                @change="enforcePermissionLimit(auditorSelection)"
-                            >
-                                <option
-                                    v-for="candidate in data.permissionCandidates.auditors"
-                                    :key="candidate.id"
-                                    :value="candidate.id"
-                                >
-                                    {{ candidate.name }}
-                                </option>
-                            </select>
+                                label="조언자"
+                                :candidates="data.permissionCandidates.auditors"
+                                @limit="reportPermissionLimit"
+                            />
                             <button
                                 class="legacy-button legacy-button--primary"
                                 type="button"
+                                aria-label="조언자 임명 반영"
                                 @click="changePermissions(false)"
                             >
                                 임명
@@ -666,10 +651,6 @@ select {
     background: #000;
     font: inherit;
 }
-select[multiple] {
-    width: 300px;
-    height: 34px;
-}
 .nation-heading {
     height: 32px;
     text-align: center;