Lessons with Chii-chan Achievements Here is the full list of all 19 Lessons with Chii-chan achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Give and TakeHad your first lesson with Chii-chan. Time for Dessert!Enjoyed Chii-chan's special chocolate pudding. My Little Sister Can't Be a Gal!Pretended to be Chii-chan's brother. Chii-chan Number 2, Activate!Narrowly survived a life-or-death battle with Chii-chan Number 2. Secret SessionGot a quick lesson in at the library. Sharing Is CaringCelebrated your birthday with Chii-chan. Hot and SweatyWent to the park to take refuge from the heat. Sweet ReliefCooled off after a long, hot day. Bursting in the Open AirWent to a fireworks festival with Chii-chan. Chii-chan the TurtleWarmed up under the kotatsu with Chii-chan. Front Row SeatLooks like the teacher has become the student! What's in the Box?I'll give you one guess. Friendly CompetitionParticipated in a showdown with Chii-chan. Warm and SoapyWarmed up thanks to a hot, steamy bath. Motherly LoveHad a therapeutic heart-to-heart with Chii-chan. Happily Ever AfterBeat the game and saw the ending. Multi-TaskingExperimented with a new studying technique. A Night in the CountryWent to the countryside for a summer getaway. Best Summer EverHad an awesome summer with Chii-chan by your side.