Japanese

Proper noun

こういち ‎(romaji Kōichi)

1. 晃一: A male given name
2. 浩一: A male given name
3. 孝市: A male given name
4. 公一: A male given name
5. 紘一: A male given name
6. 孝一: A male given name
7. 幸一: A male given name
8. 興一: A male given name
9. 誠一: A male given name
10. 光一: A male given name
11. 耕一: A male given name
12. 功一: A male given name
13. 康一: A male given name