YOU SAID:

This is a disappointment

INTO JAPANESE

これは失望です

BACK INTO ENGLISH

This is disappointing

INTO JAPANESE

これは残念です

BACK INTO ENGLISH

This is disappointing.

INTO JAPANESE

これは本当にガッカリね

BACK INTO ENGLISH

This is so disappointing.

INTO JAPANESE

これは本当にガッカリね

BACK INTO ENGLISH

This is so disappointing.