Save Gender Masculine Usage Japanese Scripts 一寿, 一樹, 市寿, etc.(Japanese Kanji) Pronounced Pron. EE-CHEE-JUU [key] Meaning & History From Japanese 一 (ichi) meaning "one" or 市 (ichi) meaning "market" combined with 寿 (ju) meaning "longevity, long life" or 樹 (ju) meaning "tree". Other combinations of kanji characters can also form this name.