URLs

• https://www.pixiv.net/users/21243
• https://www.pixiv.net/stacc/mazurkastep
• https://twitter.com/mazurka_s
• https://twitter.com/intent/user?user_id=141284753
• https://sketch.pixiv.net/@mazurkastep
• https://www.tinami.com/creator/profile/3163
• http://www.geocities.jp/mazurka_step/
• http://www.geocities.jp/mazurka_step/gallery/jpeg/
• http://www.ustream.tv/channel/マズルカ生放送
• https://www.pixiv.net/stacc/0rin0