| 1. | 【ドキドキ】今日好きのあの人に会う日のルーティン | 4,315 | |
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| 2. | I fell in love today. I've decided to continue participating in Graduation Edition 2026!! This is... | 15,625 | |
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| 3. | [Surprise] A shocking secret revealed during a check of U-chan's school bag!! | 1,831 | |
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| 4. | 【TikTok対決】3きょうだいで誰がいいねを獲得できるか！？今夜ついに… | 3,156 | |
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| 5. | You can definitely tell what your little sister is thinking, right? Bingo showdown!! #Bingo @osak... | 8,929 | |
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| 6. | My sister and I played rock-paper-scissors, hitting each other and covering each other's heads ✊✌... | 3,952 | |
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| 7. | 即興ラップで自己紹介！！かっこよく紹介できるのか！？ #はるくんの部屋 #自己紹介 | 2,178 | |
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| 8. | [VLOG] A dangerous trip to Korea with no plan | 1,817 | |
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| 9. | My sister and I had a great chat about open marriages at Royal Host! | 1,621 | |
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| 10. | [Important Announcement] The reason I was in Singapore ✨ | 1,052 | |
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| 11. | An incident occurred after the dog oyster race!! #winterpool #GoldenFrieza @osakinikki | 2,399 | |
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| 12. | Umm, I want to sleep... #wipesweat | 1,541 | |
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| 13. | 【引き抜きにくい】かまずに言える？#はるくんの部屋 | 779 | |
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| 14. | 【最新】流行りのTikTok踊れるのか！？ | 4,601 | |
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| 15. | Can't you hear anything underwater? | 34,698 | |
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| 16. | [Buying spree] Only those who are loved by Ronpaku can buy tens of thousands of yen at the Gotemb... | 0 | |
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| 17. | [Final exam] I messed around during an important test that could determine whether I would be hel... | 1,339 | |
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| 18. | Anyone able to do this? Apparently babies can't do it... #shorts @osakinikki | 1,769 | |
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| 19. | [10,000 Yen] How many can you and your sister get at the Super Win Game Center? | 1,069 | |
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| 20. | Choose the top, bottom, or middle and go through! #Haru-kun's Room @osakinikki | 13,487 | |
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| 21. | Can you eat gummy candies without turning into a demon? It's pretty difficult! @osakinikki | 4,433 | |
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| 22. | If you can't buy what you need at Costco, the full purchase price is too dangerous!! | 1,323 | |
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| 23. | 【断捨離】今日好きの旅に持って行ったけど着なかった服だらけで笑ったwww | 1,459 | |
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| 24. | [Lonely] I went to Osaka for a meet and greet with my favorite people today, but I forgot my unif... | 1,186 | |
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| 25. | A boy's dream! I want to ride a motorcycle with a Ranger Key!! #Motorcycle #Modification #Gokaige... | 1,545 | |
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| 26. | When I opened the Labubu stuffed toy, a real miracle happened lol!!! #popmart #labubu | 10,566 | |
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| 27. | 妹と服交換したら意外にイケてた！？ #はるくんの部屋 #服交換 #兄妹 #うーちゃん | 54,148 | |
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| 28. | [Summer Vacation] Three Siblings Face Off in TikTok Battle! Who Will Get the Most Likes? | 2,276 | |
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| 29. | 目の錯覚！？曲がってる棒はどれ？みんなは分かる？ #はるくんの部屋 @osakinikki | 744 | |
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| 30. | High school boys' ramen activities! Tell us your favorite calls!! #Jiro #Butayama | 1,996 | |
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| 31. | 【3きょうだい】コンビニ商品一致したら100万円獲得！！？【奇跡】 | 1,357 | |
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| 32. | 【激ヤバ】韓国のナイトルーティンが変すぎて草 | 1,044 | |
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| 33. | 【100均】はるとがめちゃくちゃ欲しかった50個爆買い！【セリア】 | 1,035 | |
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| 34. | 今食べたい物一致するまで終われないゲーム！兄妹だから余裕すぎたwww #はるくんの部屋 #妹 | 3,268 | |
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| 35. | Channel that wins prize in bottle flip challenge! Unexpected result... | 6,012 | |
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| 36. | かませ〜！！ @osakinikki | 2,727 | |
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| 37. | ディズニーで人気のモンスターズインクの″アレ″やってみた！！ #はるくんの部屋 #モンスターズインク | 682 | |
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| 38. | 姉には言えないまじの悩み相談します【さくらちゃん】 | 1,290 | |
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| 39. | Apparently children can't do this? #challenge | 15,306 | |
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| 40. | I will continue to participate in "I fell in love today." [✈️Packing] | 4,406 | |
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| 41. | 【常識クイズ】答えられなかったらYouTube消します！！現役高校生と非学生のガチ勝負！ | 592 | |
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| 42. | 何これ？遊べるキャンディーでガチ勝負！ #はるくんの部屋 #バスケットボール #対決 | 6,407 | |
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| 43. | 寝起きできょうだいで究極の2択したら、、、😁 | 1,522 | |
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| 44. | 【初スノボ】1日練習したら滑れるようになる？ならない？ | 540 | |
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| 45. | Who among the three siblings understands you the most? You live together, so you understand, righ... | 11,892 | |
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| 46. | クリスマスツリーが見てる…？？@さくらチャンネル @おさき日記 | 2,027 | |
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| 47. | イカゲームの格好で楽しみにしていたイカゲームのお店に行ったら… #squidgame @osakinikki @SAKURA_Channel0808 | 7,069 | |
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| 48. | [Fortnite] You can now play it on your smartphone!? A miraculous moment! | 790 | |
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| 49. | 中間テストの結果、発表します。 #パペットスンスン | 1,100 | |
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| 50. | 【サプライズ】姉の卒業式にすきぴのフリして花束届けに行ってみた！ | 2,091 | |
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| 51. | Let's see how many lines we can erase! 🕯️!! #shorts #competition #littlesister | 1,484 | |
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| 52. | 高1男子のガチのナイトルーティンが変過ぎて笑えたwww | 1,334 | |
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| 53. | My sister is sulking because it wasn't her channel, that's crazy lol @osakinikki | 19,302 | |
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| 54. | A game where you try to guess each other's numbers! #guessthenumber | 6,997 | |
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| 55. | A fight breaks out while my sister and I are home alone, causing a huge commotion! | 1,941 | |
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| 56. | Happy New Year 🎍 Please continue to support Haru-kun's Room this year! This year, we will do our ... | 1,690 | |
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| 57. | かなとと好きなのどっち？したら衝撃的すぎたwww #河村叶翔 #かなはる | 11,062 | |
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| 58. | 【真剣勝負】3きょうだいでTikTok対決！いいねが1番多いのは誰だ！？ | 2,097 | |
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| 59. | [Emergency] What will you buy for Haruto if he suddenly becomes ill? | 2,330 | |
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| 60. | My sister and I went to a sleepover event! I got scolded for being insensitive (crying) [Teenagers] | 1,135 | |
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| 61. | I want Sakutin to say "cute" on our drive date!! | 2,066 | |
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| 62. | [Eating binge] I succeeded in my diet, so I'm going to reward myself with some super rich ramen!! | 678 | |
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| 63. | 夏の○○といえば？？仲良し3きょうだいなら一致するよね？！ #はるくんの部屋 @osakinikki | 3,753 | |
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| 64. | 【間違い探し】みんなは分かったかな？ママのやらかしで大爆笑www #クイズ #まちがいさがし #やまじぃ | 1,410 | |
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| 65. | What number is it? I'll press 🩷 on the comment of the person who guesses! #WhatNumberIsIt #YokaiW... | 1,925 | |
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| 66. | [God Luck] My sister and I had so much fun playing with 10,000 yen gachapon machines!! | 1,314 | |
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| 67. | 【ガチ勝負】TikTok対決頂上決戦！！今回は絶対に負けられない！！ | 3,629 | |
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| 68. | ディズニーのキャラで最推しが意外だった… みんなの推しキャラも教えてね！ #ディズニー #はるくんの部屋 | 734 | |
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| 69. | 冬休みの1番の楽しみは何？ #マシュマロパンチ #冬休み #はるくんの部屋 @osakinikki | 2,233 | |
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| 70. | A day of getting my learner's permit with Haruto! And an unexpected spontaneous date too!? | 3,570 | |
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| 71. | [Issho Tomoko] The strongest siblings vs. the strongest best friends. They can't go home until th... | 3,113 | |
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| 72. | うーちゃんに【ぼっち】って言ったら怒られるよwww @osakinikki #はるくんの部屋 | 20,314 | |
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| 73. | ハワイの巨大ドン・キホーテで1人100ドルの爆買い！オーバーした犯人を見つけました！ | 1,795 | |
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| 74. | 【大慌て】北海道のエスコンフィールドに1人で行く事になったんだけどマジヤバすぎたwww | 999 | |
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| 75. | 英検5級落ちた男がEnglish発音チャレンジやっていくよ👍 #天才肌 #英語 #english | 990 | |
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| 76. | I wanted chocolate so badly that I asked AI to create my ideal Valentine's Day gift lol. Which on... | 2,132 | |
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| 77. | [Emergency] A friend suddenly decided to come stay over!! | 3,079 | |
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| 78. | ハワイの思い出総集編🌴🌊 #はるくんの部屋 @SAKURA_Channel0808 @osakinikki | 4,971 | |
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| 79. | [Happening] My first trip to Disney with friends was crazy lol | 1,546 | |
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| 80. | The first person to calculate the money wins!! | 1,052 | |
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| 81. | うさぎといえば？【跳】or【耳】どっちのイメージ？？ #漢字一文字 #はるくんの部屋 @osakinikki | 1,253 | |
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| 82. | [Fortnite] Weapon-only with Rui! It won't end until I get Victory Royale! | 822 | |
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| 83. | [Donki] I exchanged summer purchases with my 9-year-old sister and it was so funny lol | 824 | |
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| 84. | この度日本一制服が似合う男子になりました。 | 1,123 | |
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| 85. | [Fortnite] I can't stop until I get my sister to win the Royale together with Rui!! | 895 | |
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| 86. | 猗窩座の裏側バレた… | 2,691 | |
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| 87. | I'd like to speak out about Osaki not coming home recently!! [Suspicion] | 1,944 | |
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| 88. | Liar Challenge!! Can you spot the liar?! #shorts | 9,076 | |
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| 89. | ビーチバレーでボール落としたら負け！ #はるくんの部屋 @osakinikki @SAKURA_Channel0808 #ハワイ | 5,974 | |
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| 90. | イカゲームに誘われたら… #イカゲーム #squid game #メンコ | 913 | |
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| 91. | Super difficult! Magical Banana is too difficult to play without English!! @osakinikki | 2,057 | |
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| 92. | 最近寝れない…アンチ、進路で大悩みで辛すぎる | 2,146 | |
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| 93. | Emergency packing! My sister and I rushed to get ready for a sudden overseas trip! | 1,259 | |
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| 94. | [Love Bu] Haruto won the lottery so he went on a shopping spree!! | 1,920 | |
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| 95. | 3文字揃えられるか！？簡単なようで難しい？？ #3文字ゲーム #はるくんの部屋 @osakinikki | 1,868 | |
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| 96. | ずっと行きたかったエスコンフィールドにやっといけた！！ #エスコン #fightsong #野球 | 1,300 | |
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| 97. | If you can do push-ups with your sisters on board, you can get 10,000 yen!? No problem! #prank @o... | 9,144 | |
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| 98. | 【ドッキリ】姉と2人でめちゃくちゃ髪の毛染めたらママに出てけと言われた！！ | 2,088 | |
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| 99. | マジ？！ぼっちUSJで満喫できるのか！？ | 856 | |
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| 100. | 【大食い】妹とお米5合食べるまで終われませんが辛すぎた！ | 1,757 | |
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