Japanese Crossword Puzzle365 is a free mobile app developed by FunPuzzle that offers a wide range of Japanese crossword puzzles and Kanji Nankuro quizzes to enjoy. The app is designed for puzzle enthusiasts and Japanese learners who want to challenge their knowledge of the Japanese language.

The app features various Japanese crossword puzzles and Kanji Nankuro quizzes that come in different levels of difficulty. It offers a user-friendly interface that allows players to easily switch between vertical and horizontal modes and navigate through the questions using left and right arrows.

It's worth noting that small letters such as "ッ", "ヤ", "ユ", "ョ" need to be replaced by large letters such as "ツ", "ヤ", "ユ", "ヨ" to complete the puzzles correctly. Once all the boxes are filled in, players can check their answers and see if they have answered correctly or not.

Overall, Japanese Crossword Puzzle365 is a great app for anyone who loves Japanese crossword puzzles and wants to improve their knowledge of the Japanese language.