diff --git a/packages/backend/src/server/api/endpoints/charts/active-users.ts b/packages/backend/src/server/api/endpoints/charts/active-users.ts
index 2ab58e430..6d20a40e2 100644
--- a/packages/backend/src/server/api/endpoints/charts/active-users.ts
+++ b/packages/backend/src/server/api/endpoints/charts/active-users.ts
@@ -1,35 +1,15 @@
 import { Injectable } from '@nestjs/common';
-import { getJsonSchema } from '@/core/chart/core.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import ActiveUsersChart from '@/core/chart/charts/active-users.js';
-import { schema } from '@/core/chart/charts/entities/active-users.js';
-
-export const meta = {
-	tags: ['charts', 'users'],
-
-	res: getJsonSchema(schema),
-
-	allowGet: true,
-	cacheSec: 60 * 60,
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		span: { type: 'string', enum: ['day', 'hour'] },
-		limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
-		offset: { type: 'integer', nullable: true, default: null },
-	},
-	required: ['span'],
-} as const;
 
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'charts/active-users'> {
+	name = 'charts/active-users' as const;
 	constructor(
 		private activeUsersChart: ActiveUsersChart,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			return await this.activeUsersChart.getChart(ps.span, ps.limit, ps.offset ? new Date(ps.offset) : null);
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/charts/ap-request.ts b/packages/backend/src/server/api/endpoints/charts/ap-request.ts
index e40a53d82..15472fbea 100644
--- a/packages/backend/src/server/api/endpoints/charts/ap-request.ts
+++ b/packages/backend/src/server/api/endpoints/charts/ap-request.ts
@@ -1,35 +1,15 @@
 import { Injectable } from '@nestjs/common';
-import { getJsonSchema } from '@/core/chart/core.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import ApRequestChart from '@/core/chart/charts/ap-request.js';
-import { schema } from '@/core/chart/charts/entities/ap-request.js';
-
-export const meta = {
-	tags: ['charts'],
-
-	res: getJsonSchema(schema),
-
-	allowGet: true,
-	cacheSec: 60 * 60,
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		span: { type: 'string', enum: ['day', 'hour'] },
-		limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
-		offset: { type: 'integer', nullable: true, default: null },
-	},
-	required: ['span'],
-} as const;
 
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'charts/ap-request'> {
+	name = 'charts/ap-request' as const;
 	constructor(
 		private apRequestChart: ApRequestChart,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			return await this.apRequestChart.getChart(ps.span, ps.limit, ps.offset ? new Date(ps.offset) : null);
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/charts/drive.ts b/packages/backend/src/server/api/endpoints/charts/drive.ts
index 9a5aff4af..9e1d475e7 100644
--- a/packages/backend/src/server/api/endpoints/charts/drive.ts
+++ b/packages/backend/src/server/api/endpoints/charts/drive.ts
@@ -1,35 +1,15 @@
 import { Injectable } from '@nestjs/common';
-import { getJsonSchema } from '@/core/chart/core.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import DriveChart from '@/core/chart/charts/drive.js';
-import { schema } from '@/core/chart/charts/entities/drive.js';
-
-export const meta = {
-	tags: ['charts', 'drive'],
-
-	res: getJsonSchema(schema),
-
-	allowGet: true,
-	cacheSec: 60 * 60,
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		span: { type: 'string', enum: ['day', 'hour'] },
-		limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
-		offset: { type: 'integer', nullable: true, default: null },
-	},
-	required: ['span'],
-} as const;
 
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'charts/drive'> {
+	name = 'charts/drive' as const;
 	constructor(
 		private driveChart: DriveChart,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			return await this.driveChart.getChart(ps.span, ps.limit, ps.offset ? new Date(ps.offset) : null);
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/charts/federation.ts b/packages/backend/src/server/api/endpoints/charts/federation.ts
index ed3a96868..b04fad923 100644
--- a/packages/backend/src/server/api/endpoints/charts/federation.ts
+++ b/packages/backend/src/server/api/endpoints/charts/federation.ts
@@ -1,35 +1,15 @@
 import { Injectable } from '@nestjs/common';
-import { getJsonSchema } from '@/core/chart/core.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import FederationChart from '@/core/chart/charts/federation.js';
-import { schema } from '@/core/chart/charts/entities/federation.js';
-
-export const meta = {
-	tags: ['charts'],
-
-	res: getJsonSchema(schema),
-
-	allowGet: true,
-	cacheSec: 60 * 60,
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		span: { type: 'string', enum: ['day', 'hour'] },
-		limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
-		offset: { type: 'integer', nullable: true, default: null },
-	},
-	required: ['span'],
-} as const;
 
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'charts/federation'> {
+	name = 'charts/federation' as const;
 	constructor(
 		private federationChart: FederationChart,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			return await this.federationChart.getChart(ps.span, ps.limit, ps.offset ? new Date(ps.offset) : null);
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/charts/instance.ts b/packages/backend/src/server/api/endpoints/charts/instance.ts
index c992d525c..ea280e288 100644
--- a/packages/backend/src/server/api/endpoints/charts/instance.ts
+++ b/packages/backend/src/server/api/endpoints/charts/instance.ts
@@ -1,36 +1,15 @@
 import { Injectable } from '@nestjs/common';
-import { getJsonSchema } from '@/core/chart/core.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import InstanceChart from '@/core/chart/charts/instance.js';
-import { schema } from '@/core/chart/charts/entities/instance.js';
-
-export const meta = {
-	tags: ['charts'],
-
-	res: getJsonSchema(schema),
-
-	allowGet: true,
-	cacheSec: 60 * 60,
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		span: { type: 'string', enum: ['day', 'hour'] },
-		limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
-		offset: { type: 'integer', nullable: true, default: null },
-		host: { type: 'string' },
-	},
-	required: ['span', 'host'],
-} as const;
 
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'charts/instance'> {
+	name = 'charts/instance' as const;
 	constructor(
 		private instanceChart: InstanceChart,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			return await this.instanceChart.getChart(ps.span, ps.limit, ps.offset ? new Date(ps.offset) : null, ps.host);
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/charts/notes.ts b/packages/backend/src/server/api/endpoints/charts/notes.ts
index 5750cd5b7..d7b51cf3f 100644
--- a/packages/backend/src/server/api/endpoints/charts/notes.ts
+++ b/packages/backend/src/server/api/endpoints/charts/notes.ts
@@ -1,35 +1,15 @@
 import { Injectable } from '@nestjs/common';
-import { getJsonSchema } from '@/core/chart/core.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import NotesChart from '@/core/chart/charts/notes.js';
-import { schema } from '@/core/chart/charts/entities/notes.js';
-
-export const meta = {
-	tags: ['charts', 'notes'],
-
-	res: getJsonSchema(schema),
-
-	allowGet: true,
-	cacheSec: 60 * 60,
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		span: { type: 'string', enum: ['day', 'hour'] },
-		limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
-		offset: { type: 'integer', nullable: true, default: null },
-	},
-	required: ['span'],
-} as const;
 
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'charts/notes'> {
+	name = 'charts/notes' as const;
 	constructor(
 		private notesChart: NotesChart,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			return await this.notesChart.getChart(ps.span, ps.limit, ps.offset ? new Date(ps.offset) : null);
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/charts/users.ts b/packages/backend/src/server/api/endpoints/charts/users.ts
index 1374f0204..e4c375c81 100644
--- a/packages/backend/src/server/api/endpoints/charts/users.ts
+++ b/packages/backend/src/server/api/endpoints/charts/users.ts
@@ -1,35 +1,15 @@
 import { Injectable } from '@nestjs/common';
-import { getJsonSchema } from '@/core/chart/core.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import UsersChart from '@/core/chart/charts/users.js';
-import { schema } from '@/core/chart/charts/entities/users.js';
-
-export const meta = {
-	tags: ['charts', 'users'],
-
-	res: getJsonSchema(schema),
-
-	allowGet: true,
-	cacheSec: 60 * 60,
-} as const;
-
-export const paramDef = {
-	type: 'object',
-	properties: {
-		span: { type: 'string', enum: ['day', 'hour'] },
-		limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
-		offset: { type: 'integer', nullable: true, default: null },
-	},
-	required: ['span'],
-} as const;
 
 // eslint-disable-next-line import/no-default-export
 @Injectable()
-export default class extends Endpoint<typeof meta, typeof paramDef> {
+export default class extends Endpoint<'charts/users'> {
+	name = 'charts/users' as const;
 	constructor(
 		private usersChart: UsersChart,
 	) {
-		super(meta, paramDef, async (ps, me) => {
+		super(async (ps, me) => {
 			return await this.usersChart.getChart(ps.span, ps.limit, ps.offset ? new Date(ps.offset) : null);
 		});
 	}
diff --git a/packages/misskey-js/src/endpoints.ts b/packages/misskey-js/src/endpoints.ts
index d9ffd80b7..39863512c 100644
--- a/packages/misskey-js/src/endpoints.ts
+++ b/packages/misskey-js/src/endpoints.ts
@@ -3088,6 +3088,140 @@ export const endpoints = {
 			res: chartSchemaToJSONSchema(chartsSchemas.perUserReactions) satisfies JSONSchema7,
 		}],
 	},
+	'charts/active-users': {
+		tags: ['charts', 'users'],
+
+		allowGet: true,
+		cacheSec: 60 * 60,
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					span: { type: 'string', enum: ['day', 'hour'] },
+					limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
+					offset: { type: 'integer', nullable: true, default: null },
+				},
+				required: ['span'],
+			},
+			res: chartSchemaToJSONSchema(chartsSchemas.activeUsers) satisfies JSONSchema7,
+		}],
+	},
+	'charts/ap-request': {
+		tags: ['charts'],
+
+		allowGet: true,
+		cacheSec: 60 * 60,
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					span: { type: 'string', enum: ['day', 'hour'] },
+					limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
+					offset: { type: 'integer', nullable: true, default: null },
+				},
+				required: ['span'],
+			},
+			res: chartSchemaToJSONSchema(chartsSchemas.apRequest) satisfies JSONSchema7,
+		}],
+	},
+	'charts/drive': {
+		tags: ['charts', 'drive'],
+
+		allowGet: true,
+		cacheSec: 60 * 60,
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					span: { type: 'string', enum: ['day', 'hour'] },
+					limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
+					offset: { type: 'integer', nullable: true, default: null },
+				},
+				required: ['span'],
+			},
+			res: chartSchemaToJSONSchema(chartsSchemas.drive) satisfies JSONSchema7,
+		}],
+	},
+	'charts/federation': {
+		tags: ['charts'],
+
+		allowGet: true,
+		cacheSec: 60 * 60,
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					span: { type: 'string', enum: ['day', 'hour'] },
+					limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
+					offset: { type: 'integer', nullable: true, default: null },
+				},
+				required: ['span'],
+			},
+			res: chartSchemaToJSONSchema(chartsSchemas.federation) satisfies JSONSchema7,
+		}],
+	},
+	'charts/instance': {
+		tags: ['charts'],
+
+		allowGet: true,
+		cacheSec: 60 * 60,
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					span: { type: 'string', enum: ['day', 'hour'] },
+					limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
+					offset: { type: 'integer', nullable: true, default: null },
+					host: { type: 'string' },
+				},
+				required: ['span', 'host'],
+			},
+			res: chartSchemaToJSONSchema(chartsSchemas.instance) satisfies JSONSchema7,
+		}],
+	},
+	'charts/notes': {
+		tags: ['charts', 'notes'],
+
+		allowGet: true,
+		cacheSec: 60 * 60,
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					span: { type: 'string', enum: ['day', 'hour'] },
+					limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
+					offset: { type: 'integer', nullable: true, default: null },
+				},
+				required: ['span'],
+			},
+			res: chartSchemaToJSONSchema(chartsSchemas.notes) satisfies JSONSchema7,
+		}],
+	},
+	'charts/users': {
+		tags: ['charts', 'users'],
+
+		allowGet: true,
+		cacheSec: 60 * 60,
+
+		defines: [{
+			req: {
+				type: 'object',
+				properties: {
+					span: { type: 'string', enum: ['day', 'hour'] },
+					limit: { type: 'integer', minimum: 1, maximum: 500, default: 30 },
+					offset: { type: 'integer', nullable: true, default: null },
+				},
+				required: ['span'],
+			},
+			res: chartSchemaToJSONSchema(chartsSchemas.users) satisfies JSONSchema7,
+		}],
+	},
 	//#endregion
 } as const satisfies { [x: string]: IEndpointMeta; };