こじま(a.k.a. 515hikaru)

こじま(a.k.a. 515hikaru) has been a member of Linktree for 4 years and joined in June 2022. The social media accounts linked to from こじま(a.k.a. 515hikaru) are: Facebook, Instagram, Email, Apple Podcasts, X. Besides social media accounts, tak428k has populated their site with The Perfect Introvert Podcast, The Perfect Introvert YouTube, お便り投稿フォーム, The Usual Letter, Diary over Finite Fields, 思考の落書き, Twitter, Instagram, Linkedin, BlueSky Takahiro Kojima (@tak428k.bsky.social), Mastdon (@515hikaru@mstdn.jp), Substack Notes, GitHub, Zenn, DEV Community, Profile Site, Technology and Society - Newsletter, TikTok.