diff --git a/CHANGELOG.md b/CHANGELOG.md
index 280c63b2a7..0a19f32db6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -81,6 +81,7 @@
 - Fix: リノートをミュートしたユーザの投稿のリノートがミュートされる問題を修正
 - Fix: AP Link等は添付ファイル扱いしないようになど (#13754)
 - Fix: FTTが有効かつsinceIdのみを指定した場合に帰って来るレスポンスが逆順である問題を修正
+- Fix: `/i/notifications`に `includeTypes`か`excludeTypes`を指定しているとき、通知が存在するのに空配列を返すことがある問題を修正
 
 ## 2024.3.1
 
diff --git a/packages/backend/src/server/api/endpoints/i/notifications.ts b/packages/backend/src/server/api/endpoints/i/notifications.ts
index 320d9fdb00..2f619380e9 100644
--- a/packages/backend/src/server/api/endpoints/i/notifications.ts
+++ b/packages/backend/src/server/api/endpoints/i/notifications.ts
@@ -7,7 +7,7 @@ import { In } from 'typeorm';
 import * as Redis from 'ioredis';
 import { Inject, Injectable } from '@nestjs/common';
 import type { NotesRepository } from '@/models/_.js';
-import { obsoleteNotificationTypes, notificationTypes, FilterUnionByProperty } from '@/types.js';
+import { FilterUnionByProperty, notificationTypes, obsoleteNotificationTypes } from '@/types.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { NoteReadService } from '@/core/NoteReadService.js';
 import { NotificationEntityService } from '@/core/entities/NotificationEntityService.js';
@@ -84,27 +84,51 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			const includeTypes = ps.includeTypes && ps.includeTypes.filter(type => !(obsoleteNotificationTypes).includes(type as any)) as typeof notificationTypes[number][];
 			const excludeTypes = ps.excludeTypes && ps.excludeTypes.filter(type => !(obsoleteNotificationTypes).includes(type as any)) as typeof notificationTypes[number][];
 
-			const limit = ps.limit + (ps.untilId ? 1 : 0) + (ps.sinceId ? 1 : 0); // untilIdに指定したものも含まれるため+1
-			const notificationsRes = await this.redisClient.xrevrange(
-				`notificationTimeline:${me.id}`,
-				ps.untilId ? this.idService.parse(ps.untilId).date.getTime() : '+',
-				ps.sinceId ? this.idService.parse(ps.sinceId).date.getTime() : '-',
-				'COUNT', limit);
+			let sinceTime = ps.sinceId ? this.idService.parse(ps.sinceId).date.getTime().toString() : null;
+			let untilTime = ps.untilId ? this.idService.parse(ps.untilId).date.getTime().toString() : null;
 
-			if (notificationsRes.length === 0) {
-				return [];
-			}
+			let notifications: MiNotification[];
+			for (;;) {
+				let notificationsRes: [id: string, fields: string[]][];
 
-			let notifications = notificationsRes.map(x => JSON.parse(x[1][1])).filter(x => x.id !== ps.untilId && x !== ps.sinceId) as MiNotification[];
+				// sinceidのみの場合は古い順、そうでない場合は新しい順。 QueryService.makePaginationQueryも参照
+				if (sinceTime && !untilTime) {
+					notificationsRes = await this.redisClient.xrange(
+						`notificationTimeline:${me.id}`,
+						'(' + sinceTime,
+						'+',
+						'COUNT', ps.limit);
+				} else {
+					notificationsRes = await this.redisClient.xrevrange(
+						`notificationTimeline:${me.id}`,
+						untilTime ? '(' + untilTime : '+',
+						sinceTime ? '(' + sinceTime : '-',
+						'COUNT', ps.limit);
+				}
 
-			if (includeTypes && includeTypes.length > 0) {
-				notifications = notifications.filter(notification => includeTypes.includes(notification.type));
-			} else if (excludeTypes && excludeTypes.length > 0) {
-				notifications = notifications.filter(notification => !excludeTypes.includes(notification.type));
-			}
+				if (notificationsRes.length === 0) {
+					return [];
+				}
 
-			if (notifications.length === 0) {
-				return [];
+				notifications = notificationsRes.map(x => JSON.parse(x[1][1])) as MiNotification[];
+
+				if (includeTypes && includeTypes.length > 0) {
+					notifications = notifications.filter(notification => includeTypes.includes(notification.type));
+				} else if (excludeTypes && excludeTypes.length > 0) {
+					notifications = notifications.filter(notification => !excludeTypes.includes(notification.type));
+				}
+
+				if (notifications.length !== 0) {
+					// 通知が１件以上ある場合は返す
+					break;
+				}
+
+				// フィルタしたことで通知が0件になった場合、次のページを取得する
+				if (ps.sinceId && !ps.untilId) {
+					sinceTime = notificationsRes[notificationsRes.length - 1][0];
+				} else {
+					untilTime = notificationsRes[notificationsRes.length - 1][0];
+				}
 			}
 
 			// Mark all as read