Key name (used for sorting): Kobayashi Koichi
1952-09-10 –
Citizenship: JPN
Affiliation: Nihon Kiin
| 1p | 1967 |
| 2p | 1967 |
| 3p | 1968-09-27 |
| 4p | 1969-06-13 |
| 5p | 1970-10-02 |
| 6p | 1972-06-09 |
| 7p | 1974-10-24 |
| 8p | 1977-05-12 |
| 9p | 1979 |
http://www.nihonkiin.or.jp/player/htm/ki000001.htm
SL http://senseis.xmp.net/?KobayashiKoichi
zh https://zh.wikipedia.org/wiki/小林光一
ru https://ru.wikipedia.org/wiki/Кобаяси, Коити
ko https://ko.wikipedia.org/wiki/고바야시 고이치
ja https://ja.wikipedia.org/wiki/小林光一
fr https://fr.wikipedia.org/wiki/Kobayashi Koichi