Also, for an idea of difficulty: at halfway through Level 11 I have to look up 0-3 kanji per textbox. Often they were repeated in later dialog/narration so I could actually catch on.
Checking the kanji new to me, they were from lvl 13-21 except a few outliers at 50 and 59.
(…can you tell I’m home sick today and bored? 
)