J-crosswords by renshuu

Overview
Master over 9,000 Japanese words with J-Crosswords, a seamless learning experience through fun and engaging puzzles, tailored for all language proficiency levels.

Key Features
1. Free from Distractions - Solve crosswords with no ads, no timers, and no interruptions from a stamina system.
2. Flexible Input Options - Choose keyboard-free play with a drag-and-drop interface or type answers with keyboard input sans Japanese setup requirements.
3. Extensive Puzzle Library - Access over 300 complimentary puzzles, and over 1,500 additional ones awaiting paid members.
4. Customized Learning - Words are sorted by difficulty, from beginners (JLPT N5) to advanced learners (JLPT N1), and based on widely used Japanese textbooks like Genki and Minna.
5. Progress Tracking - Monitor your vocabulary expansion across various lists and levels.
6. Unlockable Artistic Rewards - Each crossword solved reveals a beautifully hand-drawn scene from Japan.
7. Multilingual Support - The interface and clues are presented in multiple languages including English, German, French, Dutch, and Spanish.
8. Transparent Privacy Policy - Find comfort in a clear privacy policy available on their website or through the app.

Interesting Gameplay
1. Game Objective: Solve Japanese crosswords to build and reinforce your vocabulary.
2. Match & Solve: Find the correct Japanese words that fit the crossword clues and place them accurately.
3. Categorization: Puzzles are aligned with language proficiency levels which helps in picking suitable challenges.
4. Cultural Experience: Completing puzzles gradually unveils scenic Japanese landscapes, immerse yourself in the visual rewards amidst this educational journey.