The Best Seasons of My Big Sister Arrived

Every season of My Big Sister Arrived ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of My Big Sister Arrived!

Tomoya’s father remarries to another woman, giving him a stepsister, Ichika. However Ichika is 17-years old and has completely fallen in love with her stepbrother who is only 13!! Families will collide in the most unusual fashion this season, in the new anime short: ONEE-CHAN GA KITA!