URLs

• https://www.pixiv.net/users/153540
• https://www.pixiv.net/stacc/sinobi
• https://www.artstation.com/kingroboto
• https://sketch.pixiv.net/@sinobi
• https://www.instagram.com/roburii/
• https://www.patreon.com/roburiii
• http://www.robotoworks.blogspot.com
• http://www.neezoanimation.com