@shinjiko9 Instagram Follower Counter and Stats
Monthly Growth
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FollowingMonthly GrowthFollowersPostsFollowing越川慎司 皆さんのおかげで著書29冊『トップ5%シリーズ』は重版21刷20万部超え/ 815社17万人の働き方を改革を支援/週休3日の㍿クロスリバー創業社長/ハーレー スポーツスター ローライダーST乗り
Shinji Koshikawa (@shinjiko9) is an author and the president of Cross River Inc. who maintains this verified Instagram account with 1,507,434 followers. His content focuses on professional development, productivity strategies, and business literature, specifically highlighting his research on high-performance work habits and book publications. With 579 total posts accumulated since the account's inception, he maintains an average posting frequency of approximately 1.5 posts per week, and his location is not publicly listed. He is also active on YouTube and Linktree.
This analysis report tracked and analyzed the account across multiple dimensions.
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@shinjiko9 currently has 1,504,750 followers on Instagram, tracked by DolphinRadar since Jul 22, 2026. Over the past 4 weeks, the profile experienced a net follower change of -101,618. The average weekly change is -10,383, and the trend is currently decelerating, as the weekly losses have narrowed from -53,663 four weeks ago to -6,381 in the most recent week. The account currently maintains a following count of 352 and has published 579 posts.
Over the four-month tracking period from July 2026 to October 2026, the Instagram profile @shinjiko9 experienced a total follower decrease of 117,656, representing a decline of approximately 7.25 percent. According to DolphinRadar's monthly tracking data, the account recorded its lowest performance in September 2026 with a loss of 74,204 followers, while no month during this period showed a positive follower gain. Regarding account activity, the following count increased steadily from 341 to 352, while the total number of posts grew by 11, rising from 568 to 579. As of the latest snapshot date in October 2026, the profile maintains 1,504,750 followers, follows 352 accounts, and has published a total of 579 posts.
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