Know as nickname 'Rikotam'. 9yo Japanese Junior Idol girl and actress. Birthday December 9, 1996. Born in Aichi Prefecture, Japan. Riko made her debut as a Junior idol by DVD 'First Sea' in 2006 (9yo). A part of photo gallery in 2006, 25 pics out of 50 in red bikini outfit. Around 1900 pcs will be posted out there in this blog.