 | REIKO 'First Christmas feat. JUNON (BE:FIRST)' Music Video | 2024/12/03 20:00 | 00:04:33 | 2,594,093 | 45,837 | 5,960 | 2% |
 | REIKO 'First Christmas feat. JUNON (BE:FIRST)' Live from REIKO’s Winterland | 2024/12/24 19:00 | 00:04:33 | 502,560 | 23,990 | 1,150 | 5% |
 | REIKO 'First Christmas feat. JUNON (BE:FIRST)' Live from BMSG FES'25 | 2025/12/19 18:00 | 00:04:46 | 494,805 | 18,398 | 566 | 3.83% |
 | 今年もこの曲とともに温かなクリスマスを🎅🎁🌟#REIKO_FirstChristmas #BEFIRST #JUNON #REIKO | 2025/11/17 16:06 | 00:00:26 | 484,161 | 3,961 | 37 | 0.83% |
 | Just like a rose!!!🌹 w/ YURI & MAHINA from @HANA_BRAVE_Official #HANA #ROSE #YURI #MAHINA #REIKO | 2025/09/30 16:02 | 00:00:23 | 418,147 | 16,826 | 112 | 4.05% |
 | REIKO 'Take It Back (Prod. Sam is Ohm)' Music Video | 2025/04/21 20:00 | 00:03:55 | 354,925 | 10,899 | 524 | 3.22% |
 | REIKO 'maybe (Prod. Taka Perry)' Music Video | 2025/10/24 20:00 | 00:03:21 | 295,720 | 11,960 | 933 | 4.36% |
 | REIKO 'LOVE DEEPER (Prod. m.c.A・T)' Music Video | 2025/06/23 20:00 | 00:04:26 | 288,265 | 9,987 | 429 | 3.61% |
 | REIKO 'So Good' Live from BMSG FES'24 | 2024/12/15 20:00 | 00:03:13 | 272,823 | 6,955 | 275 | 2.65% |
 | REIKO 'Lullaby (Prod. ALYSA)' Music Video | 2026/01/12 20:00 | 00:04:40 | 228,147 | 9,734 | 701 | 4.57% |
 | REIKO '君のせい' Live from REIKO 1st One-man Tour "Love you deeper" | 2025/07/10 18:00 | 00:03:52 | 137,108 | 3,376 | 136 | 2.56% |
 | REIKO 'First Christmas feat. JUNON (BE:FIRST)' Live from BMSG FES'25 #REIKOクリスマス | 2025/12/20 14:08 | 00:00:22 | 122,676 | 4,837 | 33 | 3.97% |
![クリスマスを学ぼう！feat. JUNON (BE:FIRST) [ "A day with REIKO" Ep.08 ]](https://i.ytimg.com/vi/WUTbKkRrIZk/default.jpg) | クリスマスを学ぼう！feat. JUNON (BE:FIRST) [ "A day with REIKO" Ep.08 ] | 2024/12/25 19:00 | 00:29:24 | 116,854 | 8,774 | 240 | 7.71% |
 | I feel So Good with SB19 at BMSG!!! @officialSB19 #SB19 #SB19日本ログ #SaWWorldTourTokyo #REIKO | 2025/09/24 17:01 | 00:00:36 | 108,164 | 6,428 | 49 | 5.99% |
 | REIKO 'So Good' Live from REIKO’s Winterland | 2025/05/19 18:00 | 00:03:24 | 94,038 | 3,342 | 103 | 3.66% |
 | REIKO 'Lullaby' Live from REIKOʼs Winterland Vol.2 | 2026/01/20 18:00 | 00:04:39 | 88,865 | 4,532 | 291 | 5.43% |
 | Making of "First Christmas" | 2024/12/20 14:03 | 00:12:48 | 87,557 | 6,812 | 105 | 7.9% |
 | Behind the scenes❤️🔥 #BMSGFES #BMSG #REIKO | 2025/10/02 18:54 | 00:00:30 | 65,769 | 5,235 | 63 | 8.06% |
 | 'Lullaby'Live fromREIKO's Winterland Vol.2 2025/12/25 Billboard Live YOKOHAMA #REIKO_Lullaby #REIKO | 2026/01/28 17:00 | 00:00:40 | 63,921 | 2,744 | 32 | 4.34% |
 | #TakeItBack #REIKO_Trilogy #REIKO | 2025/04/25 19:50 | 00:00:49 | 63,777 | 4,051 | 62 | 6.45% |
 | REIKO 'BUTTERFLY' Live from REIKO’s Winterland | 2025/04/16 20:00 | 00:02:42 | 60,300 | 3,751 | 160 | 6.49% |
 | REIKO 'So Good' Live from REIKO 1st Fan Meeting - So Good with you | 2024/12/12 19:00 | 00:03:25 | 57,228 | 3,667 | 117 | 6.61% |
 | ‘Fantasy’ (MAZZEL)REIKO 1st One-man Tour “Love you deeper” #MAZZEL_Fantasy #Loveyou_deeper #REIKO | 2025/10/12 21:01 | 00:00:53 | 54,900 | 3,752 | 61 | 6.95% |
 | 今年もこの季節が来るね⛄️🎁#REIKOクリスマス #REIKO_FirstChristmas #REIKO | 2025/11/14 21:11 | 00:00:31 | 52,750 | 3,307 | 66 | 6.39% |
 | Behind the scenes🎥 Thank you so much🫶🕺 @officialSB19 #SB19 #SB19日本ログ #SaWWorldTourTokyo #REIKO | 2025/09/30 17:00 | 00:00:47 | 48,097 | 3,735 | 20 | 7.81% |
 | Happy New Year 2026🎍🐎 #BMSG #REIKO | 2026/01/01 09:01 | 00:00:15 | 46,528 | 4,575 | 88 | 10.02% |
 | MANATO, KAIRYU, REIKO, KANON / BUBBLE - Live from BMSG FES’25 #BUBBLE #BMSGFES #BMSG #REIKO | 2026/02/15 17:05 | 00:00:19 | 44,466 | 2,869 | 18 | 6.49% |
![乗馬を学ぶ with HAYATO (MAZZEL) [ "A day with REIKO" Ep.21 ]](https://i.ytimg.com/vi/_YX5x1YAb5I/default.jpg) | 乗馬を学ぶ with HAYATO (MAZZEL) [ "A day with REIKO" Ep.21 ] | 2026/01/29 18:00 | 00:23:07 | 42,918 | 4,801 | 277 | 11.83% |
 | REIKO’s Karaoke Instagram Live🎤(2025.9.9) #平井堅 #瞳をとじて #REIKO | 2025/09/09 20:54 | 00:00:42 | 42,590 | 2,927 | 39 | 6.96% |
 | ありがとう✨🫶 #WATWING #八村倫太郎 #REIKO_FirstChristmas #REIKO | 2025/11/18 18:41 | 00:00:29 | 41,822 | 2,410 | 30 | 5.83% |
 | ‘君のせい’ Session 🎙️w / Matt Cab #君のせい #REIKO_Trilogy #REIKO | 2025/05/22 19:00 | 00:00:51 | 41,544 | 3,113 | 34 | 7.58% |
 | '#奏（かなで）' (#スキマスイッチ) From REIKO's Surprise A Cappella Instagram Live🎤 #REIKO_ acapellalive #REIKO | 2025/11/04 20:12 | 00:00:54 | 40,372 | 2,845 | 49 | 7.17% |
 | 乗馬を学ぶ with HAYATO (MAZZEL) 2026年の干支“午年ならって乗馬を初体験！🐎 #REIKO #HAYATO #MAZZEL#AdaywithREIKO | 2026/01/29 18:00 | 00:00:44 | 37,674 | 2,616 | 43 | 7.06% |
 | feeling good☀️w/GOICHI(STARGLOW) #BMSGFES #REIKO_SoGood #GOICHI #STARGLOW #REIKO | 2025/10/24 13:48 | 00:00:36 | 37,454 | 4,509 | 37 | 12.14% |
 | 'Lullaby' Live fromREIKO's Winterland Vol.2 2025/12/25 Billboard Live YOKOHAMA#REIKO_Lullaby #REIKO | 2026/01/20 18:30 | 00:00:40 | 36,961 | 2,294 | 27 | 6.28% |
 | ‘ICE’ MAZZEL (2nd EP “VOICE”Love you deeper 盤収録) #MAZZEL_ICE #EP_VOICE#REIKO | 2026/04/09 16:51 | 00:00:37 | 36,279 | 3,143 | 23 | 8.73% |
 | REIKO's Surprise A Cappella Instagram Live🎤 #REIKO_FirstChristmas #REIKO_acapellalive #REIKO | 2025/12/09 19:49 | 00:00:29 | 36,117 | 2,922 | 36 | 8.19% |
 | REIKO New Jacket photo shooting #NewMusic #REIKO_Lullaby #REIKO | 2026/01/09 20:30 | 00:00:36 | 34,820 | 2,572 | 71 | 7.59% |
 | 「First Christmas」を一緒に歌っていただきました🥹🫶 #FullOfHarmony #REIKO_FirstChristmas #REIKO | 2025/12/04 17:10 | 00:00:29 | 33,012 | 2,558 | 46 | 7.89% |
 | #REIKO_FirstChristmas #REIKOsWinterland #BEFIRST #JUNON #REIKO | 2024/12/24 19:21 | 00:00:25 | 32,024 | 5,397 | 48 | 17% |
 | ionaさんのLessonでSabrina Carpenter 'Espresso'🕺🖤 #sabrinacarpenter #espresso #REIKO | 2025/11/26 13:39 | 00:00:35 | 29,846 | 2,152 | 34 | 7.32% |
 | #REIKO_FirstChristmas #REIKOクリスマス #REIKO #BEFIRST #JUNON | 2024/12/03 20:19 | 00:00:25 | 28,818 | 5,148 | 73 | 18.12% |
![ノンフライヤーを学ぶ [ "A day with REIKO" Ep.18 ] #AdaywithREIKO #REIKO](https://i.ytimg.com/vi/S-tPIL1-sfQ/default.jpg) | ノンフライヤーを学ぶ [ "A day with REIKO" Ep.18 ] #AdaywithREIKO #REIKO | 2025/10/31 19:16 | 00:00:41 | 28,530 | 1,344 | 19 | 4.78% |
 | REIKO’s Karaoke Instagram Live🎤(2025.9.16) #椎名林檎 #丸ノ内サディスティック#REIKO | 2025/09/16 20:08 | 00:00:58 | 28,110 | 1,889 | 33 | 6.84% |
 | REIKOʼs Winterland Vol.2🎄(2025/12/25 Billboard Live YOKOHAMA) #REIKOsWinterland #REIKO | 2025/12/26 21:18 | 00:00:53 | 27,961 | 2,391 | 47 | 8.72% |
 | REIKO's Advent Calendar🎁🎅🗓️December 1 "クリスマスの一番の思い出は？"#REIKOクリスマス#REIKO_FirstChristmas #REIKO | 2025/12/01 22:00 | 00:00:47 | 27,185 | 2,316 | 43 | 8.68% |
 | 'maybe' w/ dancers of the music video #REIKO_maybe #REIKO | 2025/10/26 21:11 | 00:00:44 | 25,889 | 2,959 | 35 | 11.56% |
 | REIKO’s Advent Calendar🎁December 24 “来年、再来年はどんな年にしたいですか？？” #REIKOクリスマス#REIKO_FirstChristmas #REIKO | 2025/12/24 14:27 | 00:01:06 | 25,790 | 1,900 | 32 | 7.49% |
 | REIKO One-man tour "VOICE" 追加公演開催決定🎉🎉🎉🙌 #RK_tourVOICE #REIKO | 2026/04/24 19:14 | 00:00:24 | 25,787 | 1,837 | 25 | 7.22% |
 | 'やさしさで溢れるように' (JUJU) From REIKO's Surprise A Cappella Instagram Live🎤#JUJU #やさしさで溢れるように #REIKO | 2025/10/21 20:01 | 00:00:55 | 25,581 | 2,733 | 43 | 10.85% |
![クリスマスを学ぼう！feat. JUNON (BE:FIRST) [ "A day with REIKO" Ep.08 ]](https://i.ytimg.com/vi_webp/WUTbKkRrIZk/default.webp)
![乗馬を学ぶ with HAYATO (MAZZEL) [ "A day with REIKO" Ep.21 ]](https://i.ytimg.com/vi_webp/_YX5x1YAb5I/default.webp)
![ノンフライヤーを学ぶ [ "A day with REIKO" Ep.18 ] #AdaywithREIKO #REIKO](https://i.ytimg.com/vi_webp/S-tPIL1-sfQ/default.webp)
