How many followers does BT21 Japan Official have on X?

BT21 Japan Official (@BT21_Japan) has 3,468,984 followers on X (Twitter). It lost 1,171 followers in the last 7 days. The count is refreshed continuously from public data.

When did BT21 Japan Official join X, and how old is the account?

BT21 Japan Official joined X in October 2017. The @BT21_Japan account is 8 years old. Searches for BT21 Japan Official age often mean a personal age, which we do not publish. The figure here is the account age only.

How many posts has BT21 Japan Official published?

BT21 Japan Official has published 3,883 posts on X. That is about 1.2 posts per day over the life of the account.

Is BT21 Japan Official verified on X?

Yes. BT21 Japan Official carries a Business verification on X.

Is BT21 Japan Official gaining or losing followers?

BT21 Japan Official is currently losing followers, with a net -2,532 over the last 30 days. Over the last 7 days the change was -1,187.

BT21 Japan Official Twitter (X) Account Stats

@BT21_Japan

JapaneseBusinessTier S

View on X

#30 in Japanese

日本Account age: 8 years (joined October 2017)x.com

BT21 Japan Official Twitter (X) stats, updated continuously. @BT21_Japan has 3,468,984 followers and 3,883 posts on X. Account age: 8 years (joined October 2017).

Followers

3.5M

Growth (7d)

-1.2K

Following

Influence

239

Posts

3.9K~1.2/day

Likes given

Media posts

3.0K

Follower ratio

694K:1

Insights

Over the last 30 days @BT21_Japan lost 2,532 followers (-0.07%). In the last 7 days the change was -1,187 followers. Its strongest tracked day added +56 followers on Jul 19, 2026.

Engagement

Middle of its size range

Per follower

0.048%

of 3.5M followers

Per impression

1.70%

98K views on a typical post

Reach

2.84%

of its followers see a post

Typical post

1.7K

interactions (median)

Saved

0.091%

90 bookmarks on a typical post

Posting rate

1.23/day

active 67% of days

Peak time

07:00 UTC

Monday

A typical post picks up 1.7K interactions against 3.5M followers, an engagement rate of 0.048%. Measured over 24 original posts, its engagement rate beats 73% of 3,774 tracked accounts of a similar size, which puts it in the middle of its size range rather than at either end. Posts are seen about 98K times each, and 1.70% of those impressions turn into an interaction. That is about 2.84% of the follower count, which is the gap between an audience on paper and an audience in a timeline.

Measured over 24 original posts from a 30-day window, last computed on August 31, 2026. Recurring tags: #bt21, #shooky, #tata.

Full engagement report

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Follower growth

7-day

-1.2K

30-day

-2.5K

90-day

-4.5K

Avg / day

-84

2026-06-24-4.5K over 62 days2026-09-01

Best tracked day: +56 followers on 2026-07-19.

Bio

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://t.co/CNpqXIQ4Kw】公式オンラインストア【https://t.co/pfGGgnKJGg】

Notable followers

The biggest accounts in our directory following @BT21_Japan.

BT2113M ファミリーマート6.4M HYBE OFFICIAL4.5M hitman2.4M BTS on Billboard ⁷ (REST)2.0M

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BT21 Japan Official on Twitter (X) - frequently asked questions

How many followers does BT21 Japan Official have on X?: BT21 Japan Official (@BT21_Japan) has 3,468,984 followers on X (Twitter). It lost 1,171 followers in the last 7 days. The count is refreshed continuously from public data.
When did BT21 Japan Official join X, and how old is the account?: BT21 Japan Official joined X in October 2017. The @BT21_Japan account is 8 years old. Searches for BT21 Japan Official age often mean a personal age, which we do not publish. The figure here is the account age only.
How many posts has BT21 Japan Official published?: BT21 Japan Official has published 3,883 posts on X. That is about 1.2 posts per day over the life of the account.
Is BT21 Japan Official verified on X?: Yes. BT21 Japan Official carries a Business verification on X.
Is BT21 Japan Official gaining or losing followers?: BT21 Japan Official is currently losing followers, with a net -2,532 over the last 30 days. Over the last 7 days the change was -1,187.