diff --git a/locales/index.d.ts b/locales/index.d.ts
index fd99f10b69..1e5396ad63 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -2262,6 +2262,9 @@ export interface Locale {
         "deleteNote": string;
         "createGlobalAnnouncement": string;
         "createUserAnnouncement": string;
+        "resetPassword": string;
+        "suspendRemoteInstance": string;
+        "unsuspendRemoteInstance": string;
     };
 }
 declare const locales: {
diff --git a/packages/backend/src/core/RoleService.ts b/packages/backend/src/core/RoleService.ts
index 39f21ecec4..dea6dc68cd 100644
--- a/packages/backend/src/core/RoleService.ts
+++ b/packages/backend/src/core/RoleService.ts
@@ -493,6 +493,19 @@ export class RoleService implements OnApplicationShutdown {
 		}
 	}
 
+	@bindThis
+	public async delete(role: MiRole, moderator?: MiUser): Promise<void> {
+		await this.rolesRepository.delete({ id: role.id });
+		this.globalEventService.publishInternalEvent('roleDeleted', role);
+
+		if (moderator) {
+			this.moderationLogService.log(moderator, 'deleteRole', {
+				roleId: role.id,
+				role: role,
+			});
+		}
+	}
+
 	@bindThis
 	public dispose(): void {
 		this.redisForSub.off('message', this.onMessage);
diff --git a/packages/backend/src/server/api/endpoints/admin/roles/delete.ts b/packages/backend/src/server/api/endpoints/admin/roles/delete.ts
index 6e012f6428..7b989050eb 100644
--- a/packages/backend/src/server/api/endpoints/admin/roles/delete.ts
+++ b/packages/backend/src/server/api/endpoints/admin/roles/delete.ts
@@ -6,9 +6,9 @@
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import type { RolesRepository } from '@/models/_.js';
-import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
 import { ApiError } from '@/server/api/error.js';
+import { RoleService } from '@/core/RoleService.js';
 
 export const meta = {
 	tags: ['admin', 'role'],
@@ -41,17 +41,14 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.rolesRepository)
 		private rolesRepository: RolesRepository,
 
-		private globalEventService: GlobalEventService,
+		private roleService: RoleService,
 	) {
-		super(meta, paramDef, async (ps) => {
+		super(meta, paramDef, async (ps, me) => {
 			const role = await this.rolesRepository.findOneBy({ id: ps.roleId });
 			if (role == null) {
 				throw new ApiError(meta.errors.noSuchRole);
 			}
-			await this.rolesRepository.delete({
-				id: ps.roleId,
-			});
-			this.globalEventService.publishInternalEvent('roleDeleted', role);
+			await this.roleService.delete(role, me);
 		});
 	}
 }
diff --git a/packages/backend/src/types.ts b/packages/backend/src/types.ts
index 0a53e77b79..a58bb9585a 100644
--- a/packages/backend/src/types.ts
+++ b/packages/backend/src/types.ts
@@ -85,7 +85,7 @@ export type ModerationLogPayloads = {
 	};
 	deleteRole: {
 		roleId: string;
-		roleName: string;
+		role: any;
 	};
 	clearQueue: Record<string, never>;
 	promoteQueue: Record<string, never>;
diff --git a/packages/misskey-js/src/consts.ts b/packages/misskey-js/src/consts.ts
index a8962ab3d3..a5c8c2ba00 100644
--- a/packages/misskey-js/src/consts.ts
+++ b/packages/misskey-js/src/consts.ts
@@ -103,7 +103,7 @@ export type ModerationLogPayloads = {
 	};
 	deleteRole: {
 		roleId: string;
-		roleName: string;
+		role: any;
 	};
 	clearQueue: Record<string, never>;
 	promoteQueue: Record<string, never>;