URLs

• https://www.pixiv.net/users/3205059
• https://www.pixiv.net/stacc/kei_sasaki
• https://twitter.com/kei_ototsu
• https://twitter.com/intent/user?user_id=391307696
• https://pawoo.net/@kei_sasaki
• https://pawoo.net/web/accounts/197258
• https://sketch.pixiv.net/@kei_sasaki
• https://www.tinami.com/creator/profile/46468
• https://keiototsu.tumblr.com
• http://portal.circle.ms/Circle/Index/10231110
• http://webcatalog.circle.ms/Perma/Circle/10231110
• http://www.melonbooks.com/index.php?main_page=maker_info&makers_id=MK0000014834
• http://colorfulblossom.weebly.com
• http://colorfulblossom.blog.fc2.com
• http://twitpic.com/photos/_marimo_kei
• http://twitpic.com/photos/kei__sasaki
• http://twitpic.com/photos/kei_minahoshi
• http://twitpic.com/photos/kei_ototsu