申し上げたいと思います

would like to say

→ 申し上げる
phrase Rare #34,285
would like to say A very formal and humble way to say “I would like to say” or “I would like to express.” Often used in speeches, announcements, and other polite situations. 申し上げる is the humble form of 言う, and と思います softens the statement.
JA: 皆さまに心から感謝を申し上げたいと思います。
EN: I would like to express my heartfelt thanks to everyone.

妹に少しお別れ申し上げたいと思います

I would like to say goodbye to my younger sister.

— ウィキッド 永遠の約束 (2025)

皆さまご支援お礼を申し上げたいと思います

I would like to thank everyone for your support.

そうですね正直に申し上げたいと思います

Yes, I'd like to be honest with you.

— ウィキッド 永遠の約束 (2025)

とにかく私はみなさんすべてに感謝申し上げたいと思います

In any case, I would like to express my gratitude to each and every one of you.