It's been 5 years since the debut of the pure and beautiful Rikka Ono! A huge commemorative project with 31 super cute Rikka-tan cosplays that you can enjoy every day! Sailor suit, fighting game costume, gym shorts, bunny ears swimsuit, Chinese dress, Western costume, school swimsuit, female doctor's lab coat, idol costume, bunny costume, shrine maiden costume, cheerleader, massage girl, office lady, black cat, bunny maid, race queen, yukata, nurse, future robot, miniskirt investigator, sportswear, beautician, tutor, erotic cosplay streamer, SM girl, basketball uniform, bondage, sexy maid, blazer uniform, white cat!! Which Rikka doll is your favorite?