Japanese山内健司 is on Twitter (X) as @yamauchi0117, with 744,955 followers and 19,759 posts. A typical post draws 834 interactions, an engagement rate of 0.112% per follower. It has been on X since February 2011, an account age of 15 years.
Engagement
A typical post picks up 834 interactions against 745K followers, an engagement rate of 0.112%. Measured over 23 original posts, its engagement rate beats 73% of 20,444 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 47K times each, and 1.78% of those impressions turn into an interaction. That is about 6.30% of the follower count, which is the gap between an audience on paper and an audience in a timeline.
Measured over 23 original posts from a 30-day window, last computed on September 30, 2026. Recurring tags: #かまいたち, #かまいまち, #重岡大毅.
Full engagement reportFollower growth
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Bio
かまいたち山内です。 YouTube始めました！https://t.co/xYoP2OxjoF 🙏
Notable followers
The biggest accounts in our directory following @yamauchi0117.
山内健司 on Twitter (X) - frequently asked questions
- What is the Twitter handle for 山内健司?
- 山内健司 posts on Twitter (X) as @yamauchi0117. The profile is at x.com/yamauchi0117, and the View on X button at the top of this page opens it.
- How many followers does 山内健司 have on Twitter?
- 山内健司 (@yamauchi0117) has 744,955 followers on Twitter (X). The count is refreshed continuously from public data.
- When did 山内健司 join Twitter?
- 山内健司 joined Twitter (X) in February 2011. The @yamauchi0117 account is 15 years old. Searches for 山内健司 age often mean a personal age, which we do not publish. The figure here is the account age only.