If you gonna learning Japanese proficiently, you should use another app instead this app which are made effectively help learning for hone skills between hiragana/katakana and N5 to N1 kanji without struggle.
So, what do you think about our decision and any alternative app for effective learning?

Well, actually I'd created this Bluesky account from a long time ago. But since I have no interest about my idea on these platform so I don't think these account aren't maintained anymore until I have interest to posting to the decentralised platform so I posting it.