Origin
Creation
Ryoko Tanaka (田中 凉子, Tanaka Ryōko) is a supporting character of the Colorful Harvest series created by Ponkotsu Works. It originally began serialization in Takeshobo‘s Dokiッ! magazine in April 2010.
Her first appearance was in Colorful Harvest Volume 1 CH. 1 “The Bus Only Does Six Round Trips a Day”.