瀬戸大也

瀬戸大也

@daiya_seto

Daiya Seto

Japan https://www.facebook.com/unsupportedbrowser Joined 2011-03-21 Date of Analysis: Dec 16, 2025

176,651

Followers

596

Following

9,991

Tweets

515.6

Avg Engagement

No

Verified

Account Overview

What This Report Covers

This comprehensive analysis examines @daiya_seto's Twitter/X presence across multiple dimensions. We analyze tweet content, engagement patterns, audience demographics, posting habits, and network connections to provide actionable insights about this account's social media strategy and influence.

Account Classification

  • Account Size: Macro Influencer (100K+)
  • Account Age:2011-03-21
  • Verification:No
  • Location:Japan

Data Summary

  • Tweets Analyzed:3,194
  • Avg Likes per Tweet:421.0
  • Avg Retweets per Tweet:94.6
  • Followers Analyzed:50,000

Engagement Analysis

Based on 3,194 tweets

His tweets receive a high number of likes and retweets, indicating strong audience interaction. The content is relatable and emotionally engaging, contributing to the high engagement rates.

421.0

Avg Likes/Tweet

94.6

Avg Retweets/Tweet

1,344,717

Total Likes

302,097

Total Retweets

Engagement Quality Analysis

Median-based metrics that resist fake virality and outliers.

2

Median Likes

0

Median Retweets

116

75th Percentile

148,747

Top Tweet

2.92

Engagement per 1K Followers

Normalized influence metric

Viral Spikes

Engagement Pattern

Few posts get most engagement

Posting Behavior

Content style and format preferences

Conversationalist

Highly engaged in discussions

19.6%

Original

66.8%

Replies

11.6%

Retweets

1.9%

Quotes

0.0%

Threads

0.2%

With Media

24.3%

With Links

10.8%

With #Tags

78.3%

With @Mentions

29.0%

With Emojis

51

Avg Length

Audience Reaction Profile

Conversational

Engages heavily in discussions

3.4

Reply/Original Ratio

0.17

Quote/RT Ratio

Posting Rhythm

Highly Bursty

Posts in concentrated bursts

65.0%

Weekday Posts

35.0%

Weekend Posts

Top Hashtags

#瀬戸大也 (61) #swimming (45) #競泳 (35) #arena (25) #teamvisa (23) #世界水泳 (21) #トビウオジャパン (18) #ana (17) #パンパシ水泳 (16) #fina (15)

Most Mentioned

@katsumohi21 (69) @ryosuke_irie (59) @daiya_seto (57) @masao0606 (49) @shinri_shioura (36) @fina1908 (33) @tobiuojapan (33) @swim5ch (30) @yayoi_matsumoto (29) @noppo_pei (28)

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Content Strategy Analysis

Based on 3,194 tweets

Content Type Distribution

Content Breakdown

Original Tweets 627 (20%)
Replies 2,134 (67%)
Retweets 371 (12%)
Quote Tweets 62 (2%)

What This Reveals About Their Strategy

This account prioritizes community engagement over content broadcasting. With replies making up the majority of their activity, they invest significant time in conversations, building relationships with followers and participating in discussions. This approach typically leads to higher loyalty and more authentic connections.

The 371 retweets (12% of activity) show they also amplify content from others, which helps build relationships with other accounts and provides value to followers by surfacing relevant content.

Posting Patterns & Optimal Timing

Based on 3,194 tweets

Engagement by Hour (UTC)

Posting Frequency Over Time

Timing Insights

Understanding when an account posts and when their audience is most responsive provides valuable competitive intelligence. The charts above show when this account's content receives the most engagement, which often correlates with when their specific audience is most active on the platform.

Peak posting times vary significantly based on an account's audience demographics, timezone distribution, and content type. Accounts with global audiences often see engagement spread across multiple time windows, while those with regional focus may have more concentrated peaks.

Audience Demographics

Based on 50,000 followers

His audience primarily consists of fans of his swimming career and individuals interested in personal updates. The audience is likely to be supportive and interested in his life beyond sports.

Average

Audience Quality

27.2%

Suspicion Index

36.6%

Low-Quality %

14

Median Reach

Audience Quality Signals

Lower percentages indicate healthier, more authentic followers.

47.4%

Empty Bio

35.8%

<10 Tweets

7.6%

Mass Following (>2K)

0.0%

New (<90 days)

55.3%

Low Ratio (<0.1)

0.0%

New (<180 days)

93.0%

No URL

25.9%

<3 Tweets

Free Mode Analysis: These quality metrics use heuristic signals (empty bios, low tweets, suspicious ratios). For ML-powered bot detection with 95%+ accuracy, use our dedicated tool.

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Follower Reach & Influence

This account's followers have their own audiences, creating potential for secondary amplification.

22,153,728

Total Potential Reach

14

Median Follower Reach

110

75th Percentile Reach

3.2%

>1K followers

0.3%

>10K followers

0.1%

>50K followers

0.1%

>100K followers

Creator vs Consumer Split

Classification based on tweet activity: Creators (>100 tweets), Consumers (10-100 tweets), Dormant (<10 tweets).

44.4%

Creators

22,201 accounts

19.8%

Consumers

9,882 accounts

35.8%

Dormant

17,917 accounts

78

Verified Followers

0.16% of total

0.3%

Professional Bios

founder, dev, analyst, etc.

0.08

Median Follow Ratio

follower/following

Follower Influence Distribution

How many followers do their followers have?

Follower Account Age

How long have followers been on Twitter?

Geographic Distribution

Top locations where followers are based (from those who share location data):

日本 (1,700) Japan (739) 日本 東京 (333) 東京 (252) Tokyo-to, Japan (251) 東京都 (124) 大阪 (120) 日本 大阪 (114) Tokyo (111) 埼玉県 (71)

88

Verified Followers

0.09% of total

22,039

Protected Accounts

21.82% of total

6 years

Avg Account Age

of their followers

Notable Followers (By Influence)

Top accounts following this user, sorted by their follower count:

Username Followers Profession Interests
@kskgroup2017 1,777,014 Entrepreneur Angel investor, Entrepreneur, Soccer
@elly24soul 1,208,073 Entertainer Music, Dance, Fashion
@YojiNoda1 1,099,495 Musician Music, Band, Singer
@udon_lov 1,036,681 Food Blogger Udon, Low Activity, Follow for Happiness
@TeppenTenshin 786,007 Athlete TARGET, Cygames, Artist
@Mentalist_DaiGo 702,685 Mentalist psychology, knowledge, audiobooks
@tawarayat 518,241 Technologist technology, community radio, education
@racheltjhia 450,120 Entrepreneur Fashion, Travel, Lifestyle
@olympicchannel 414,644 Sports Media Sport, Olympics, Inspiration
@kohmi 353,816 Singer music, singer-songwriter, TikTok

Top Keywords in Follower Bios

twitter (550) love (405) dm (399) swimmer (312) youtube (253) line (198) w (190) japan (180) g (171) life (163)

Top Hashtags in Follower Bios

#ハ (122) #フ (57) #ホ (54) #シ (51) #ト (41) #水泳 (41) #スホ (40) #テ (33) #野球 (29) #6 (28)

44,753

Followers With Bio

56,246

Followers Without Bio

44.31%

% With Bio

55.69%

% Without Bio

Why Audience Demographics Matter

Understanding who follows an account reveals the type of influence they hold. Accounts followed primarily by users with few followers indicate broad, mainstream appeal. Those with many high-follower followers have greater potential for content amplification through secondary sharing.

Account age distribution also tells a story: a follower base with many new accounts might indicate recent viral growth, while established followers suggest long-term, stable influence. Geographic data helps understand the cultural context and timezone spread of the audience.

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Viral Tweets

Top 5 by likes+RTs from 3,194 analyzed

304,379

Combined Engagement

225,723

Total Likes

78,656

Total Retweets

60,876

Avg per Tweet

Key Metrics for Viral Tweets

0%

With Media

40%

With Hashtags

20%

With @Mentions

80%

With Links

Topical Analysis:

Personal Milestones Family Life Sports Career
瀬戸大也
@daiya_seto

皆さまにご報告があります。本日5月24日に飛び込み選手の馬淵優佳さんと入籍致しました。これからより一層気合を入れてまずは夏に行われる世界水泳、そして2020年東京五輪で最高の結果を残せるよう励んでいきます。まだまだ未熟な2人ですがこれからも変わらぬご声援をよろしくお願い致します。 https://t.co/gVZfoECWQu

2017-05-24
Retweets: 22,161 Likes: 126,586 Engagement: 148,747
瀬戸大也
@daiya_seto

ご報告 6月26日12時14分に3968gの元気な女の子が産まれました。 産まれて来てくれた娘と頑張ってくれた優佳に感謝です🙏 パパ頑張ります!!

2018-06-26
Retweets: 4,662 Likes: 51,772 Engagement: 56,434
瀬戸大也
@daiya_seto

RT @ANA_travel_info: \ANAサンタさんに願いをこめて/ 航空券やANA人気グッズをプレゼント🌟 毎日1回のチャンス!(12/25まで) <応募は簡単> ①フォロー ②この投稿をリツイート ③すぐに結果通知 ⇒https://t.co/yRLD5yQyBd…

2017-12-15
Retweets: 36,930 Likes: 0 Engagement: 36,930
瀬戸大也
@daiya_seto

リオデジャネイロオリンピック初日の400m個人メドレーで銅メダルでした!沢山の応援ありがとうございます!次は明後日の200mバタフライなので切り替えて頑張ります!#Rio2016 #swimming https://t.co/LAk7nIX5am

2016-08-07
Retweets: 7,103 Likes: 25,603 Engagement: 32,706
瀬戸大也
@daiya_seto

伊藤美誠ちゃんにやっと会えた!お互い少女時代好きのユナファンです(*^^*)卓球の団体戦の活躍に期待です👏 明日もトビウオジャパンのレースがあるので応援よろしくお願いします!! #Rio2016 #がんばれニッポン https://t.co/VGTeYdQ848

2016-08-11
Retweets: 7,800 Likes: 21,762 Engagement: 29,562

Key Insights & Takeaways

His personal milestones, such as marriage and fatherhood, are major topics of discussion. He maintains a balance between his professional and personal life in his tweets. His audience is highly engaged and supportive of his personal journey.

Strengths

  • + Strong engagement rates above platform average
  • + Established follower base of 176,651
  • + High community engagement through conversations
  • + Active presence with consistent posting

Opportunities

  • ~ Optimize posting times for peak engagement windows
  • ~ Analyze top-performing content for replicable patterns
  • ~ Leverage geographic concentration for targeted content
  • ~ Explore collaboration potential with followed accounts

Summary

This analysis of @daiya_seto reveals an well-established Twitter presence with 176,651 followers. The account demonstrates a conversation-first approach, averaging 515.6 engagements per tweet. Key strengths include consistent posting and an engaged audience, with opportunities to further optimize timing and content strategy based on the patterns identified in this report.

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About This Analysis: This analysis is based on a snapshot of followers, following, and recent tweets. It evaluates structure, quality, and behavior, not historical growth. Metrics like growth rate, momentum, churn, or spike analysis require time-series data which is not available from a single snapshot.

Data collected and analyzed by twtData | Analysis date: Dec 16, 2025