YOU SAID:
congratulations on this big success that we achieved
INTO JAPANESE
この大きな成功を成し遂げたことおめでとうございます
BACK INTO ENGLISH
Congratulations on having great success.
INTO JAPANESE
大成功おめでとうございます。
BACK INTO ENGLISH
Congratulations on your success.
INTO JAPANESE
あなたの成功おめでとうございます。
BACK INTO ENGLISH
Congratulations on your success.
You love that! Don't you?