よろこばしい
yorokobashii

i-Adjective

1. joyful (news, event, etc.); joyous; delightful (e.g. result); pleasing (e.g. sight); gratifying; welcome; good; happy; glad; pleased

このよろこばしいをおいわいし、幸しあわせとよろこびがあなたにきますように。
kono yorokobashii hio oiwai shi shiawaseto yorokobiga anatani kimasu yōni.
May happiness and joy come to you as you celebrate this joyous day.
Other forms: