🤝
Make a deal with BT21 Japan Official
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
3.5M
Posts
3.9K
Following
5
Account age
8 yrs
💰 Suggested sponsorship rate
$19.4K – $31.6K / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor BT21 Japan Official
Known for
193.3K views
あ"ぁぁあぁぁ〜〜〜〜〜〜〜〜 💨🤩
#BT21 #SHOOKY #TATA
176.2K views
⋰
📢明日スタート！
ららぽーとTOKYO-BAYで #BT21 のPOPUPを開催！
⋱
「PREMIUM K-EDITION」、「BT21 minini」、「ON THE CLOUD」などの人気シリーズがラインナップ✨
お買い上げ特典も見逃さないでね👀💫
📅2026/8/21(金)～8/31(月)
⏰(平日)10:00〜18:00 (土日祝)10:00〜19:00
153.8K views
⋰
📢大分で #BT21 のPOPUPを開催！
⋱
「SUMMER」、「MUSIC FESTIVAL」などの人気シリーズがラインナップ✨みんな遊びにきてね🚗
📅2026/8/21(金)～8/30(日)
⏰10：00～20：00
📍トキハ わさだタウン3F イベントスペース
🎁税込5,000円以上お買い上げで「くっつくアクリル
118.9K views
˗ˏˋ⭐️本日スタート！⭐️ˊˎ˗
ららぽーとTOKYO-BAYにて #BT21 のPOPUP開催中〜！
BT21の可愛いアイテムをゲット出来るチャンス💫沢山遊びに来てね！
📅2026/8/21(金)～8/31(月)
🔗https://t.co/SJYJRiT1NC
📊 Post performance
98.6K
Avg views / post
2.8%
Reach vs followers
Oct 2017
On X since
🔥 Top post: あ"ぁぁあぁぁ〜〜〜〜〜〜〜〜 💨🤩 #BT21 #SHOOKY #TATA · 193.3K views
📊 Activity & format
Posting cadence
7.1 / week
Posts daily — consistently active for a campaign window.
Content mix
Mostly images
Recent: 2 video · 13 image · 2 text.
Follower / following
694K×
Follows 5 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Verification
✓ X Premium
A paid X Premium (Blue) verified account.
Recent posts
View on X ↗▶
🔥 Top post
あ"ぁぁあぁぁ〜〜〜〜〜〜〜〜 💨🤩
#BT21 #SHOOKY #TATA
˗ˏˋ⭐️今週末まで開催！⭐️ˊˎ˗
大分トキハ わさだタウンで #BT21 のPOPUP好評開催中〜！
BT21の可愛いアイテムを沢山用意💫フォトスポットもあるよ📸
📅2026/8/21(金)～8/30(日)
🔗https://t.co/EOnLJW33Wr
ライブやイベントがもっと楽しくなるグッズが新登場🎤💫
【BT21 MY LIVE KIT】
・カスタムペンライトケース
・アパレルステッカー（全7種）
・ペンライトスタンド
大好きな #BT21 と一緒に、
特別な時間を過ごそうね💗
🔗今すぐオンラインストアへ
https://t…
⋰
COOKYが大好きなあなたへ🩷
COOKY's PICK UP アイテム！
⋱
クロスバッグやポーチ、ぬいぐるみまでCOOKYだらけのアイテムでテンションアップ✨
お気に入りを見つけて、COOKYと夏を楽しく乗り切ろう🌻🩷
今すぐオンラインストアへ🛒➰
https://t.co/crEmUHyGE7…
▶
ユニスターズのみんな！今日の充電は何パーセント？🔋✨
#BT21 #KOYA #RJ #SHOOKY #MANG #CHIMMY #TATA #COOKY
˗ˏˋ⭐️本日スタート！⭐️ˊˎ˗
ららぽーとTOKYO-BAYにて #BT21 のPOPUP開催中〜！
BT21の可愛いアイテムをゲット出来るチャンス💫沢山遊びに来てね！
📅2026/8/21(金)～8/31(月)
🔗https://t.co/SJYJRiT1NC
⋰
📢明日スタート！
ららぽーとTOKYO-BAYで #BT21 のPOPUPを開催！
⋱
「PREMIUM K-EDITION」、「BT21 minini」、「ON THE CLOUD」などの人気シリーズがラインナップ✨
お買い上げ特典も見逃さないでね👀💫
📅2026/8/21(金)～8/31(月)
⏰(平日)10:00〜18:00 (土…
⋱ ˖⁺🌻𖥔 #BT21 夏のPOPUP情報˖⁺🌻𖥔 ⋰
全国各地で開催⭐️近くの会場へ遊びにきてね！
お買い上げ特典もお見逃しなく🎁
🆕8/21〜8/31 千葉：ららぽーとTOKYO-BAY
https://t.co/usE1VvKEVI
🆕8/21〜8/30 大分：トキハわさだタウン
https://t.co/Apbnx2mQEM
💫8/24ま…
⋰
📢大分で #BT21 のPOPUPを開催！
⋱
「SUMMER」、「MUSIC FESTIVAL」などの人気シリーズがラインナップ✨みんな遊びにきてね🚗
📅2026/8/21(金)～8/30(日)
⏰10：00～20：00
📍トキハ わさだタウン3F イベントスペース
🎁税込5,000円以上お買い上げで「くっつく…
へへ、捕まえた😎✨
#BT21 #KOYA #RJ #SHOOKY #MANG #CHIMMY #TATA #COOKY
⋰
TATAが大好きなあなたへ❤️
TATA's PICK UP アイテム！
⋱
ヘアバンドやマスコット、ぬいぐるみまでTATAだらけのアイテムでテンションアップ✨
お気に入りを見つけて、TATAと夏を楽しく乗り切ろう🌻❤️
今すぐオンラインストアへ🛒➰
https://t.co/IxyvGZvd24…
あれ？この角度で見るともっと可愛く見えるじゃん？！😆✨
#BT21 #RJ #SHOOKY #CHIMMY #Mirror
💡 Facts
🗓️Joined X in 2017 — 8 years ago.
👁️Averages 98.6K views per post.
📤Posts about 7.1× per week.
💬0.09% engagement rate.
🏅Earned the 1M Followers for passing 1M followers.
🕵️ Fake follower check
Estimated46/100
Fair
Credibility score
69%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 69% real, active audience · Medium fake-follower risk.
- Low engagement (~2.8% of followers engage each post) — a sign of an inflated or inactive audience.
- Organic base — far more followers than accounts it follows.
- Verified account.
- Established account (8+ years old).
- 0.09% engagement — below the ~10.8% typical for this size.
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
LINE FRIENDSとBTSのコラボレーションで誕生したグローバル人気キャラクター「BT21」の最新情報をお届け♪
BT21公式サイト【https://bt21.jp/】 公式オンラインストア【https://linefriendssquare.jp/】
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
More like this
Find more →Frequently asked questions
How much does BT21 Japan Official charge for a sponsorship?
BT21 Japan Official hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact BT21 Japan Official for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify BT21 Japan Official, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.
How many followers does BT21 Japan Official have?
BT21 Japan Official has 3,470,236 followers on X.
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