Here are some resources you can use to learn Japanese:
Kanji garden: https://kanji.garden/
Wanikani: All of us know. I will still put the link. https://wanikani.com
Olly Richard: https://iwillteachyoualanguage.com/
Learn Japanese with Yuta: That Japanese Man Yuta - Japanese Culture, Language, Anime
Japanese Vocabulary The Shortcut: https://www.japanesevocabularyshortcut.com/
(To enjoy the full process of Japanese Vocabulary The Shortcut, you can subscribe to the pdf and 3 part course and you can have the account to join it.)
Fluent in 3 month by Benny Lewis: https://www.fluentin3months.com/
The Japanese page (Makoto): https://thejapanesepage.com/
All of this have news letter, tips to learn, and free.
Learn with story:
Easy Japanese stories: https://easyjapanesestories.com/
Learn with manga:
ドラえもん | 藤子・F・不二雄大全集 | 小学館
Learn with anime:
All resources I listed are free!