Strategy report · Updated Aug 3, 2026
What's working for @kanta.nakamura.official on Instagram.
中村幹太 Kanta Nakamura
2.5K followers · 92 posts
“スターダストプロモーション所属 2014.1.27 (12) ✨ ☆NHK Eテレ「天才てれびくんgrow」 てれび戦士として出演中！ ※事務所管理です”
Engagement rate
17.92%
Per post, last 90 days
Posts per week
1.0
Niche avg 2.0
Average likes
426
22 avg comments
Post mix
Last 90 days · 92 posts indexed
01
Top-performing posts
The three posts pulling the most engagement in the last 90 days.
image 36.21% engaged✋🏻🍑🤚🏻 またみんなで集まれる日が来ると信じて✊🏻 1年間応援してくれた茶の間戦士の皆さん 本当にありがとうございました🙏🏻 #天才てれびくん #てれび戦士 #カンタ #中村幹太 #スターダストプロモーション
image 26.54% engaged🫰🏻 ジオ物語のオフショットです📸 #天才てれびくん #てれび戦士 #中村幹太 #カンタ #スターダストプロモーション
carousel 25.78% engaged🎞️✨ まだ卒業した気がしないですが… 春休みを楽しみたいと思います‼️ 最後の写真は入学式の時の写真です📛 #中村幹太 #カンタ #スターダストプロモーション
02
Content pillars
AI-clustered themes the account posts about, with example posts pulled live from Instagram.
03
Posting rhythm
Cadence and timing patterns over the last 12 weeks.
1.0 posts/week
Niche benchmark · 2.0/week
Best days
Thursday · Friday · Saturday
Best hours
6-9pm · 12-2pm
04
Signature hooks
Caption patterns the account reuses across high-performing posts.
いつも応援ありがとうございます [acknowledgment + update]
Used 6×
いつもたくさんのいいね！や応援のコメントありがとうございます🙏🏻 茶の間戦士のみんなはリンガフランカ覚えてくれたかな？
いつも応援ありがとうございます🥁 テストも無事に終わったのでラーメンを食べに行ってきました🥢
いつも応援ありがとうございます。 本日放送のイマジネ物語８話「すれちがうふたり」 是非お楽しみに👋🏻
本日放送の[episode] 是非ご覧ください / お楽しみに
Used 4×
本日放送の傑作選はイマジネ物語７話＆８話。 是非ご覧ください☝🏻
本日放送のイマジネ物語８話「すれちがうふたり」 是非お楽しみに👋🏻
まだ見てない方は是非NHK ONEでチェックしてみてください☝🏻
[activity]して充電完了 / チャージ完了
Used 3×
お散歩して美味しいもの食べて充電完了🪫⚡️
大好物のラーメンを食べてチャージ完了🫃🏻✨
部活後に温泉に行ってリフレッシュしたり、鍋みたいに大きい器のうどん食べたり🍜
写真は[co-star/scene]のオフショットです📸
Used 5×
ジオ物語のオフショットです📸
ジオ物語のオフショットです📸 素敵な写真だけど、ギーちゃんがいたらもっといい写真だったなぁ😗
オフショット載せておきます📸 #天才てれびくん #てれび戦士
[milestone feeling] + 全力で頑張ります / 精一杯楽しみたいと思います
Used 4×
中学生としてみんなの見本になれるように全力で頑張ります‼️ 応援よろしくお願いします‼️
天才てれびくんgrowではもっと頑張ろうと思います✊🏻 応援よろしくお願いします‼️
小学校生活もあと少しなので、精一杯楽しみたいと思います✊🏻
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Strategy summary
What's working, what to fix, and what to ship next.
TL;DR
The single biggest lever for this account is milestone content. Posts tied to real-life transitions, such as graduation (post 18, 598 likes, 47 comments) and the new show launch (post 12, 557 likes), consistently outperform broadcast tie-in posts by 20 to 30 percent on engagement. The audience is a close-knit fanbase that tracks personal growth, and every school or career milestone is an earned spike waiting to happen.
The biggest leak is posting cadence. At 1.0 posts per week, the account is running at half the healthy benchmark of 2 posts per week for a youth talent in this niche. That gap compounds over months because the NHK broadcast schedule offers a natural second post each week, yet most broadcast weeks show only one upload. Posts 0, 16, and 3 prove the format works, they just need a companion personal or castmate post in the same week to hold algorithm favor between episodes.
Professional shoot posts (10, 20) average only 347 likes, the lowest cluster in the feed, while casual food and outing carousels average closer to 380. That signals the audience wants authenticity over polish. Shifting one shoot slot per month to a candid castmate carousel would likely recover 50 to 80 incremental likes per post.
Working
4- Milestone and transition posts drive the highest comment counts, averaging over 35 comments vs. the feed average of 21.
- Castmate group photos reliably clear 500 likes, with post 15 hitting 877, the feed high.
- Carousels outperform single images on average across all pillar types.
- Broadcast day tie-in posts create a predictable engagement floor by piggybacking on live viewer traffic.
Risks
4- Cadence is too low at 1 post per week. Each NHK broadcast week should have a second personal or BTS post.
- Professional shoot posts (10, 20) underperform. They lack personal context and read as filler.
- Captions on broadcast posts are short and transactional. Adding one personal detail would lift comment rates.
- No consistent call to action beyond watch reminders. A simple question at the end of personal posts would raise comment counts.
Ship next
5- Commit to 2 posts per week: one broadcast tie-in and one personal life or castmate carousel, every week.
- For every professional shoot post, add 2 to 3 sentences of personal context so it reads like a diary entry, not a press release.
- End every personal post with one direct question to fans, mirroring what post 5 and post 22 already do lightly.
- Plan a milestone post for the first day of summer break to capture the seasonal spike, targeting post before July 25.
- Test posting broadcast tie-in posts between 6pm and 8pm on the air date to align with live viewer second-screen behavior.
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