Save Gender Masculine Usage Japanese Scripts 理一郎, etc.(Japanese Kanji) Pronounced Pron. REE-EE-CHEE-RO [key·IPA] Other Forms FormsRiichiro Meaning & History From Japanese 理 (ri) "reason, logic" combined with 一 (ichi) meaning "one" and 郎 (rō) "son". Other combinations of kanji can also form this name.
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