Last Updated
：2026/01/05
土井
Hiragana
どい
Proper noun
Japanese Meaning
日本の姓の一つ。主に西日本を中心に分布し、「土」の地形や土地に由来するとされる氏姓。 / 日本の地名の一つ。また、その地名に由来する氏姓。
Easy Japanese Meaning
にほんの みょうじの なまえ。
Chinese (Simplified) Meaning
日本姓氏 / 日本人的姓
Chinese (Traditional) Meaning
日本姓氏
Korean Meaning
일본의 성씨 / 일본어로 도이라고 읽는 성
Vietnamese Meaning
họ người Nhật (Doi) / tên họ trong tiếng Nhật
Tagalog Meaning
apelyidong Hapones / apelyidong Hapon na binibigkas na Doi
Sense（1）
a surname
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
Mr. Doi is my best friend.
See correct answer
土井さんは私の親友です。
Japanese - English
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