楽しい

Nihongo no benkyou wa tanoshii desu.

Studying Japanese is fun.

Kinou wa tanoshii ichinichi deshita.

Yesterday was a fun day.

Tomodachi to asobu no wa totemo tanoshii desu.

Hanging out with friends is very fun.

Ryokou wa tanoshikatta desu.

The trip was fun.

Paatii wa tanoshikatta desu ka.

Was the party fun?

Ongaku o kiku no wa tanoshii desu.

Listening to music is fun.