Add Japanese translation

Is your feature request related to a problem? Please describe.
A Japanese translation was needed.
I did the translation.

Describe the solution you'd like
Addition of ChestCleaner_2-4-2_ja_JP.properties that I prepared
ChestCleaner_2-4-2_ja_JP.txt

Describe alternatives you've considered
Addition of Japanese translations by someone other than myself

Additional context
Notiong

[tom2208]

nice i will look into this soon

[narumincho]

I created a Pull Request with more natural Japanese.

#85