YOU SAID:

I want a new fun hobby

INTO JAPANESE

私は新しい楽しみの趣味が欲しい

BACK INTO ENGLISH

I want a hobby for new enjoyment

INTO JAPANESE

私は新しい楽しみのための趣味をしたい

BACK INTO ENGLISH

I want to have a hobby for new enjoyment

INTO JAPANESE

私は新しい楽しみのための趣味を持っていたい

BACK INTO ENGLISH

I want to have a hobby for new enjoyment