URLs

• https://www.pixiv.net/users/1685926
• https://www.pixiv.net/stacc/boso-ichiro-0413
• https://twitter.com/boso_ichiro
• https://twitter.com/intent/user?user_id=837534391186251777
• http://r.goope.jp/boso-ichiro
• http://boso-ichiro.hatenablog.com