Last Updated
：2026/01/05
せいいち
Kanji
誠一 / 精一 / 聖一 / 成一 / 清一
Proper noun
Japanese Meaning
男性の名として用いられる日本語の名前。「誠一」「精一」「聖一」「成一」「清一」など、さまざまな漢字表記が存在する。
Easy Japanese Meaning
おとこのひとのなまえ。いくつかのかんじでかくことがある。
Chinese (Simplified) Meaning
日语男性人名 / 常见写法：誠一、精一、聖一、成一、清一
Chinese (Traditional) Meaning
日本男性名字。 / 可用多種漢字寫作，如「誠一」「精一」「聖一」「成一」「清一」。
Korean Meaning
일본의 남성 이름
Vietnamese Meaning
tên nam tiếng Nhật / tên riêng nam Nhật Bản
Tagalog Meaning
pangalang panlalaki sa Hapon / pangalan ng lalaking Hapones
Sense（1）
誠一: a male given name
Sense（2）
精一: a male given name
Sense（3）
聖一: a male given name
Sense（4）
成一: a male given name
Sense（5）
清一: a male given name
（ romanization ）
Quizzes for review
誠一: a male given name / 精一: a male given name / 聖一: a male given name / 成一: a male given name / 清一: a male given name
See correct answer
せいいち
See correct answer
Seiichi is my best friend.
See correct answer
せいいちは私の親友です。
Japanese - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen changing entry name
- Users authorized to vote on judging - All Users
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
