URLs

• https://www.pixiv.net/users/1661046
• https://www.pixiv.net/stacc/gen-getsu
• https://seiga.nicovideo.jp/user/illust/10161857
• https://www.nicovideo.jp/user/10161857
• https://sketch.pixiv.net/@gen-getsu
• http://www.geocities.jp/jundai_tennis/kanri/yaneurabeya.html