Everyone loves crossword puzzles!
Crossword puzzles are a great way to kill time! , knowledge increases! , it's a great exercise for your brain!
You can play crossword puzzles with simple operations.

[What kind of crossword puzzle is Happy Crossword? ]
All available for free.
New questions will be added one after another.

[Genre of question]
There are several types of questions.
*Normal - No Genre Crossword
*Proverbs - Crosswords of proverbs and fairy tales
*Four-letter idioms - Four-letter idioms crossword
*Songs (Showa) - Crossword of titles of songs released in the Showa era and hits
etc.
More genres will be added in the future.

【input method】
Supports flick input.

[Save function]
It has a save function, so even if you close the app in the middle, you can start from where you left off.

[Hint function, answer]
Hint function and answer are not included.
If you have a difficult problem or a problem you don't understand, research it yourself or ask someone who seems to understand and find the correct answer!
It has an answer matching function.