Board Thread:Questions and Answers/@comment-32100749-20190211224914/@comment-2600:1702:3EC0:4B80:3416:CE42:F118:CE16-20200202174206

In addition to the fact that she could be making herself look younger, Ichika's art is also really bad at depicting age. So I wouldn't rely on it as a benchmark for how old a character is (she's drawn plenty of baby-faced thirty year olds).