diff --git a/packages/backend/src/GlobalModule.ts b/packages/backend/src/GlobalModule.ts
index b07d68b90d..d5cb177fc4 100644
--- a/packages/backend/src/GlobalModule.ts
+++ b/packages/backend/src/GlobalModule.ts
@@ -10,6 +10,10 @@ import { MeiliSearch } from 'meilisearch';
 import { MiMeta } from '@/models/Meta.js';
 import { bindThis } from '@/decorators.js';
 import { renderInlineError } from '@/misc/render-inline-error.js';
+import { TimeService, NativeTimeService } from '@/core/TimeService.js';
+import { EnvService } from '@/core/EnvService.js';
+import { CacheManagementService } from '@/core/CacheManagementService.js';
+import { InternalEventService } from '@/core/InternalEventService.js';
 import { DI } from './di-symbols.js';
 import { Config, loadConfig } from './config.js';
 import { createPostgresDataSource } from './postgres.js';
@@ -165,11 +169,19 @@ const $meta: Provider = {
 	inject: [DI.db, DI.redisForSub],
 };
 
+const $CacheManagementService: Provider[] = [CacheManagementService, { provide: 'CacheManagementService', useExisting: CacheManagementService }];
+const $InternalEventService: Provider[] = [InternalEventService, { provide: 'InternalEventService', useExisting: InternalEventService }];
+const $TimeService: Provider[] = [
+	{ provide: TimeService, useClass: NativeTimeService },
+	{ provide: 'TimeService', useExisting: TimeService },
+];
+const $EnvService: Provider[] = [EnvService, { provide: 'EnvService', useExisting: EnvService }];
+
 @Global()
 @Module({
 	imports: [RepositoryModule],
-	providers: [$config, $db, $meta, $meilisearch, $redis, $redisForPub, $redisForSub, $redisForTimelines, $redisForReactions, $redisForRateLimit],
-	exports: [$config, $db, $meta, $meilisearch, $redis, $redisForPub, $redisForSub, $redisForTimelines, $redisForReactions, $redisForRateLimit, RepositoryModule],
+	providers: [$config, $db, $meta, $meilisearch, $redis, $redisForPub, $redisForSub, $redisForTimelines, $redisForReactions, $redisForRateLimit, $CacheManagementService, $InternalEventService, $TimeService, $EnvService].flat(),
+	exports: [$config, $db, $meta, $meilisearch, $redis, $redisForPub, $redisForSub, $redisForTimelines, $redisForReactions, $redisForRateLimit, $CacheManagementService, $InternalEventService, $TimeService, $EnvService, RepositoryModule].flat(),
 })
 export class GlobalModule implements OnApplicationShutdown {
 	private readonly logger = new Logger('global');
diff --git a/packages/backend/src/core/CoreModule.ts b/packages/backend/src/core/CoreModule.ts
index f818a65ff8..951f9169fa 100644
--- a/packages/backend/src/core/CoreModule.ts
+++ b/packages/backend/src/core/CoreModule.ts
@@ -15,8 +15,6 @@ import { SystemWebhookService } from '@/core/SystemWebhookService.js';
 import { UserSearchService } from '@/core/UserSearchService.js';
 import { WebhookTestService } from '@/core/WebhookTestService.js';
 import { FlashService } from '@/core/FlashService.js';
-import { TimeService } from '@/core/TimeService.js';
-import { EnvService } from '@/core/EnvService.js';
 import { ApUtilityService } from '@/core/activitypub/ApUtilityService.js';
 import { ApLogService } from '@/core/ApLogService.js';
 import { UpdateInstanceQueue } from '@/core/UpdateInstanceQueue.js';
@@ -188,7 +186,6 @@ const $HashtagService: Provider = { provide: 'HashtagService', useExisting: Hash
 const $HttpRequestService: Provider = { provide: 'HttpRequestService', useExisting: HttpRequestService };
 const $IdService: Provider = { provide: 'IdService', useExisting: IdService };
 const $ImageProcessingService: Provider = { provide: 'ImageProcessingService', useExisting: ImageProcessingService };
-const $InternalEventService: Provider = { provide: 'InternalEventService', useExisting: InternalEventService };
 const $InternalStorageService: Provider = { provide: 'InternalStorageService', useExisting: InternalStorageService };
 const $MetaService: Provider = { provide: 'MetaService', useExisting: MetaService };
 const $MfmService: Provider = { provide: 'MfmService', useExisting: MfmService };
@@ -239,8 +236,7 @@ const $ChannelFollowingService: Provider = { provide: 'ChannelFollowingService',
 const $ChatService: Provider = { provide: 'ChatService', useExisting: ChatService };
 const $RegistryApiService: Provider = { provide: 'RegistryApiService', useExisting: RegistryApiService };
 const $ReversiService: Provider = { provide: 'ReversiService', useExisting: ReversiService };
-const $TimeService: Provider = { provide: 'TimeService', useExisting: TimeService };
-const $EnvService: Provider = { provide: 'EnvService', useExisting: EnvService };
+const $InstanceStatsService = { provide: 'InstanceStatsService', useExisting: InstanceStatsService };
 const $NoteVisibilityService: Provider = { provide: 'NoteVisibilityService', useExisting: NoteVisibilityService };
 
 const $ChartLoggerService: Provider = { provide: 'ChartLoggerService', useExisting: ChartLoggerService };
@@ -400,8 +396,6 @@ const $SponsorsService: Provider = { provide: 'SponsorsService', useExisting: Sp
 		ChatService,
 		RegistryApiService,
 		ReversiService,
-		TimeService,
-		EnvService,
 		NoteVisibilityService,
 
 		ChartLoggerService,
@@ -506,7 +500,6 @@ const $SponsorsService: Provider = { provide: 'SponsorsService', useExisting: Sp
 		$HttpRequestService,
 		$IdService,
 		$ImageProcessingService,
-		$InternalEventService,
 		$InternalStorageService,
 		$MetaService,
 		$MfmService,
@@ -557,8 +550,6 @@ const $SponsorsService: Provider = { provide: 'SponsorsService', useExisting: Sp
 		$ChatService,
 		$RegistryApiService,
 		$ReversiService,
-		$TimeService,
-		$EnvService,
 		$NoteVisibilityService,
 
 		$ChartLoggerService,
@@ -715,8 +706,6 @@ const $SponsorsService: Provider = { provide: 'SponsorsService', useExisting: Sp
 		ChatService,
 		RegistryApiService,
 		ReversiService,
-		TimeService,
-		EnvService,
 		NoteVisibilityService,
 
 		FederationChart,
@@ -820,7 +809,6 @@ const $SponsorsService: Provider = { provide: 'SponsorsService', useExisting: Sp
 		$HttpRequestService,
 		$IdService,
 		$ImageProcessingService,
-		$InternalEventService,
 		$InternalStorageService,
 		$MetaService,
 		$MfmService,
@@ -870,8 +858,6 @@ const $SponsorsService: Provider = { provide: 'SponsorsService', useExisting: Sp
 		$ChatService,
 		$RegistryApiService,
 		$ReversiService,
-		$TimeService,
-		$EnvService,
 		$NoteVisibilityService,
 
 		$FederationChart,