URLs

• https://www.pixiv.net/users/26900
• https://www.pixiv.net/stacc/yamamoto_takeo
• https://x.com/yamamoto_takeo
• https://x.com/i/user/124285463
• https://sadakichidou.booth.pm
• https://nijie.info/members.php?id=335060
• https://pawoo.net/@yamamoto_takeo
• https://yamamoto-takeo.fanbox.cc
• https://www.pixiv.net/fanbox/creator/26900
• https://sketch.pixiv.net/@yamamoto_takeo
• https://skeb.jp/@yamamoto_takeo
• https://www.tinami.com/creator/profile/13387
• https://xfolio.jp/portfolio/yamamototakeo
• https://xfolio.jp/users/TlZfmbhbqnFT
• https://www.instagram.com/yamamoto_takeo_2025/
• https://mixi.jp/show_friend.pl?id=3176446
• https://www.amazon.co.jp/-/e/B004LVVR0G
• https://www.amazon.co.jp/stores/author/B004LVVR0G
• https://www.melonbooks.co.jp/circle/index.php?circle_id=20839
• https://www.melonbooks.co.jp/circle/index.php?circle_id=62487
• https://ec.toranoana.jp/tora_r/ec/cot/circle/3UPAEC6P8872dA68d687/all
• https://crepu.net/user/yamamoto_takeo
• https://daysneo.com/author/yamamoto_takeo
• https://illust.daysneo.com/illustrator/yamamoto_takeo/
• https://genseki.me/yamamoto_takeo
• http://www.interq.or.jp/yamamoto/sadakich
• https://market.orilab.jp/user/61f4f21b39b12
• https://skima.jp/profile?id=5305
• http://www.interq.or.jp/kanto/sadakich