A list of the most active GitHub users
This is a list of most active GitHub users in Japan over the past year. Other countries/regions can be found here.
This list was generated at 2026-04-14 04:09:21 +0000 and machine-readable JSON is available for:
This list is generated with this piece of code. The logic is as follows (in pseudocode):
githubUsers.sort(_.followers)
.filter(_.location == 'Japan')
.take(1000)
.sort(_.contributions)
.take(256)
This list contains all public commits for each user. There are 133824 total users in the region and you need at least 218 followers to be on this list.
Badges are also available, which you can include on your profile pages. Simply include the following markdown for users:
[](https://user-badge.committers.top/japan/USERNAME)
For organizations, you need to use a slightly different markup:
[](https://org-badge.committers.top/japan/ORGNAME)
In case you aren't currently ranked on this page, you'll simply receive an "unranked" badge.
| Rank | User | Contribs | Picture |
|---|---|---|---|
| 1. | bannzai (bannzai) |
35878 | |
| 2. | yuiseki (yuiseki) |
16368 | |
| 3. | mizchi (Kotaro Chikuba) |
12129 | |
| 4. | tokuhirom (Tokuhiro Matsuno) |
9647 | |
| 5. | j5ik2o (Junichi Kato) |
8473 | |
| 6. | iamdulanga (Dulanga Dasanayake) |
8344 | |
| 7. | sile (Takeru Ohta) |
8152 | |
| 8. | manman4 (manman4) |
8087 | |
| 9. | yanorei32 (Ray Yano | あねてあ) |
7752 | |
| 10. | ashryanbeats (Ash Ryan Arnwine) |
7110 | |
| 11. | miyako (Keisuke Miyako) |
6439 | |
| 12. | azu (azu) |
6041 | |
| 13. | tekezo (Takayama Fumihiko) |
5995 | |
| 14. | ryota-murakami (Ryota Murakami) |
5698 | |
| 15. | yuki-kimoto (Yuki Kimoto) |
5545 | |
| 16. | sue445 (Go Sueyoshi) |
5498 | |
| 17. | taiki-e (Taiki Endo) |
5446 | |
| 18. | fumiya-kume (kuu(Fumiya Kume)) |
5323 | |
| 19. | guitarrapc (Ikiru Yoshizaki) |
5033 | |
| 20. | k1LoW (Ken’ichiro Oyama) |
4937 | |
| 21. | sxzz (Kevin Deng) |
4899 | |
| 22. | hakatashi (Koki Takahashi) |
4727 | |
| 23. | shinh (Shinichiro Hamaji) |
4702 | |
| 24. | unhappychoice (Yuji Ueki) |
4702 | |
| 25. | koriym (Akihito Koriyama) |
4701 | |
| 26. | bobbens (Edgar Simo-Serra) |
4564 | |
| 27. | hsbt (Hiroshi SHIBATA) |
4561 | |
| 28. | shogo82148 (ICHINOSE Shogo) |
4478 | |
| 29. | MagicalTux (Mark Karpelès) |
4399 | |
| 30. | xuwei-k (kenji yoshida) |
4299 | |
| 31. | yasulab (Yohei Yasukawa) |
4214 | |
| 32. | sapphi-red (翠) |
4145 | |
| 33. | toastkidjp (Toast kid) |
3677 | |
| 34. | mizzy (Gosuke Miyashita) |
3530 | |
| 35. | suzuki-shunsuke (Shunsuke Suzuki) |
3504 | |
| 36. | EdamAme-x (EdamAmex) |
3434 | |
| 37. | halogenandtoast (Matthew Mongeau) |
3351 | |
| 38. | harupy (Harutaka Kawamura) |
3307 | |
| 39. | yug1224 (Yuji Yamaguchi) |
3179 | |
| 40. | ianlewis (Ian Lewis) |
2943 | |
| 41. | tkoyama010 (Tetsuo Koyama) |
2929 | |
| 42. | mattn (mattn) |
2853 | |
| 43. | amatsuda (Akira Matsuda) |
2831 | |
| 44. | making (Toshiaki Maki) |
2824 | |
| 45. | PINTO0309 (Katsuya Hyodo) |
2695 | |
| 46. | fujiwara (FUJIWARA Shunichiro) |
2661 | |
| 47. | lambdalisue (Λlisue) |
2652 | |
| 48. | yamadashy (Kazuki Yamada) |
2592 | |
| 49. | lhl (Leonard) |
2590 | |
| 50. | hoochanlon (123456) |
2552 | |
| 51. | conao3 (Naoya Yamashita) |
2528 | |
| 52. | sevenc-nanashi (Nanashi.) |
2513 | |
| 53. | sksat (sksat) |
2453 | |
| 54. | hajimehoshi (Hajime Hoshi) |
2400 | |
| 55. | terasakisatoshi (Satoshi Terasaki) |
2387 | |
| 56. | YumNumm (Ryotaro Onoue) |
2368 | |
| 57. | keijiro (Keijiro Takahashi) |
2354 | |
| 58. | winebarrel (Genki Sugawara) |
2327 | |
| 59. | mashharuki (Haruki Kondo) |
2317 | |
| 60. | 1amageek (1amageek) |
2302 | |
| 61. | peppy (Dean Herbert) |
2221 | |
| 62. | haya14busa (haya14busa) |
2220 | |
| 63. | gkjohnson (Garrett Johnson) |
2210 | |
| 64. | hi-ogawa (Hiroshi Ogawa) |
2184 | |
| 65. | sigma7863 (Sigma) |
2145 | |
| 66. | houko (Evan) |
2128 | |
| 67. | aviatesk (Shuhei Kadowaki) |
2121 | |
| 68. | dalance (Naoya Hatta) |
2081 | |
| 69. | AkihiroSuda (Akihiro Suda) |
2055 | |
| 70. | atsushieno (Atsushi Eno) |
2048 | |
| 71. | hakuturu583 (Masaya Kataoka) |
2032 | |
| 72. | mcgoon (van) |
2020 | |
| 73. | 1024jp (1024jp) |
2014 | |
| 74. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
1995 | |
| 75. | ubugeeei (ubugeeei) |
1989 | |
| 76. | Hiroshiba (Hiroshiba) |
1977 | |
| 77. | sorairolake (Shun Sakai) |
1970 | |
| 78. | ksoichiro (Soichiro Kashima) |
1959 | |
| 79. | kou (Sutou Kouhei) |
1936 | |
| 80. | yutkat (Yuta Katayama) |
1935 | |
| 81. | yshrsmz (Yasuhiro SHIMIZU) |
1928 | |
| 82. | lestrrat (lestrrat) |
1908 | |
| 83. | koxudaxi (Koudai Aono) |
1903 | |
| 84. | tmori (Takashi Mori) |
1882 | |
| 85. | cho45 (Satoh, Hiroh) |
1859 | |
| 86. | coliff (Christian Oliff) |
1847 | |
| 87. | mumoshu (Yusuke Kuoka) |
1846 | |
| 88. | anatawa12 (anatawa12) |
1822 | |
| 89. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
1771 | |
| 90. | taisukef (Taisuke Fukuno) |
1771 | |
| 91. | shimbaco (Shimba, Koji) |
1762 | |
| 92. | ursm (Keita Urashima) |
1761 | |
| 93. | walf443 (Keiji, Yoshimi) |
1752 | |
| 94. | akatsuki105 (Akatsuki) |
1725 | |
| 95. | onevcat (Wei Wang) |
1723 | |
| 96. | cpojer (Christoph Nakazawa) |
1718 | |
| 97. | mopemope (Yutaka Matsubara) |
1717 | |
| 98. | gfx (FUJI Goro) |
1709 | |
| 99. | kmizu (Kota Mizushima) |
1699 | |
| 100. | norbusan (Norbert Preining) |
1693 | |
| 101. | nateberkopec (Nate Berkopec) |
1692 | |
| 102. | Jannchie (Jianqi Pan) |
1690 | |
| 103. | atztogo (Atsushi Togo) |
1689 | |
| 104. | yuwata (Yu Watanabe) |
1669 | |
| 105. | kishikawakatsumi (Kishikawa Katsumi) |
1654 | |
| 106. | miurahr (Hiroshi Miura) |
1644 | |
| 107. | matz (Yukihiro "Matz" Matsumoto) |
1631 | |
| 108. | zchee (Koichi Shiraishi) |
1619 | |
| 109. | Songmu (Masayuki Matsuki) |
1607 | |
| 110. | jsakamoto () |
1588 | |
| 111. | skanehira (skanehira) |
1588 | |
| 112. | kazupon (kazuya kawaguchi) |
1584 | |
| 113. | Saqoosha (Saqoosha) |
1542 | |
| 114. | rsasaki0109 (rsasaki0109) |
1539 | |
| 115. | komagata (Masaki Komagata) |
1524 | |
| 116. | nobu (Nobuyoshi Nakada) |
1487 | |
| 117. | JohnTitor (Yuki Okushi) |
1430 | |
| 118. | wkentaro (Kentaro Wada) |
1428 | |
| 119. | koron (MURAOKA Taro) |
1420 | |
| 120. | Shougo (Shougo) |
1408 | |
| 121. | sideshowbarker () |
1389 | |
| 122. | yutannihilation (Hiroaki Yutani) |
1373 | |
| 123. | privatenumber (Hiroki Osame) |
1373 | |
| 124. | koic (Koichi ITO) |
1332 | |
| 125. | kaityo256 (Hiroshi Watanabe) |
1321 | |
| 126. | ko1 (Koichi Sasada) |
1305 | |
| 127. | rhysd (Linda_pp) |
1294 | |
| 128. | vraestoren (huok) |
1288 | |
| 129. | sorah (Sorah Fukumori) |
1287 | |
| 130. | kitao (Takashi Kitao) |
1282 | |
| 131. | rigaya (rigaya) |
1264 | |
| 132. | neka-nat (k-tanaka) |
1256 | |
| 133. | syuilo (syuilo) |
1246 | |
| 134. | inokawa () |
1229 | |
| 135. | syohex (Shohei YOSHIDA) |
1228 | |
| 136. | nobuyuki83 (Nobuyuki Umetani) |
1217 | |
| 137. | nwiizo (nwiizo) |
1204 | |
| 138. | davetang (Dave Tang) |
1198 | |
| 139. | babarot (Masaki ISHIYAMA) |
1197 | |
| 140. | kawasima (Yoshitaka Kawashima) |
1195 | |
| 141. | mayocream (Mayo Takanashi) |
1194 | |
| 142. | tatsuyafujisaki (Tatsuya Fujisaki) |
1189 | |
| 143. | syoyo (Syoyo Fujita) |
1188 | |
| 144. | kazuho (Kazuho Oku) |
1187 | |
| 145. | ykzts (Yamagishi Kazutoshi) |
1186 | |
| 146. | takahirom (Takahiro Menju) |
1156 | |
| 147. | masarakki (masarakki) |
1133 | |
| 148. | nwtgck (Ryo Ota) |
1130 | |
| 149. | piroor (YUKI "Piro" Hiroshi) |
1124 | |
| 150. | waylandzhang (WAYLAND ZHANG) |
1118 | |
| 151. | zonuexe (USAMI Kenta) |
1110 | |
| 152. | kazu-yamamoto (Kazu Yamamoto) |
1101 | |
| 153. | ota-meshi (Yosuke Ota) |
1082 | |
| 154. | yuuki (Yuuki TSUBOUCHI) |
1074 | |
| 155. | kyamagu (Kota Yamaguchi) |
1073 | |
| 156. | usualoma (Taku Amano) |
1067 | |
| 157. | fygar256 (Taisuke Maekawa) |
1060 | |
| 158. | mosuka (Minoru OSUKA) |
1059 | |
| 159. | udzura (Kondo Uchio) |
1051 | |
| 160. | kt3k (Yoshiya Hinosawa) |
1045 | |
| 161. | pocke (Masataka Pocke Kuwabara) |
1045 | |
| 162. | john-rocky (Daisuke Majima) |
1039 | |
| 163. | seratch (Kazuhiro Sera) |
1019 | |
| 164. | zcbenz (Cheng) |
1014 | |
| 165. | neet (Ryō Igarashi (五十嵐 涼)) |
1010 | |
| 166. | luadebug (Saikari) |
1003 | |
| 167. | himkt (himkt) |
996 | |
| 168. | dvcrn (David) |
978 | |
| 169. | noborus (Noboru Saito) |
970 | |
| 170. | shyouhei (卜部昌平) |
948 | |
| 171. | miurla (Yoshiki Miura) |
939 | |
| 172. | TimOliver (Tim Oliver) |
938 | |
| 173. | mpyw (mpyw) |
935 | |
| 174. | otiai10 (Hiromu OCHIAI) |
935 | |
| 175. | rinsuki (rinsuki) |
931 | |
| 176. | eltociear (Ikko Eltociear Ashimine) |
925 | |
| 177. | smoogipoo (Dan Balasescu) |
924 | |
| 178. | soutaro (Soutaro Matsumoto) |
922 | |
| 179. | Kamesuta (Kamesuta) |
921 | |
| 180. | fukamachi (Eitaro Fukamachi) |
921 | |
| 181. | Saul-Mirone (Mirone) |
916 | |
| 182. | AungKaung1928 (Aung Kaung Myat) |
915 | |
| 183. | asukaminato0721 (Asuka Minato) |
914 | |
| 184. | hashrock (hashrock) |
901 | |
| 185. | Watson1978 (Shizuo Fujita) |
899 | |
| 186. | wasabeef (Daichi Furiya) |
893 | |
| 187. | hatoo () |
892 | |
| 188. | momeemt (Mutsuha Asada) |
891 | |
| 189. | konn (Hiromi Ishii) |
890 | |
| 190. | uzulla (uzulla / Junichi Ishida) |
888 | |
| 191. | iAJue (阿珏) |
878 | |
| 192. | icoxfog417 (Takahiro Kubo) |
863 | |
| 193. | nuskey8 (Yusuke Nakada) |
853 | |
| 194. | repeatedly (Masahiro Nakagawa) |
851 | |
| 195. | sugyan (Yoshihiro Sugi) |
850 | |
| 196. | nagadomi () |
849 | |
| 197. | msakai (Masahiro Sakai) |
848 | |
| 198. | fa0311 (ふぁ) |
846 | |
| 199. | takahashim (Masayoshi Takahashi) |
843 | |
| 200. | qnighy (Masaki Hara) |
842 | |
| 201. | lepture (Hsiaoming Yang) |
835 | |
| 202. | yusukebe (Yusuke Wada) |
833 | |
| 203. | knu (Akinori Musha) |
826 | |
| 204. | NicolasDorier (Nicolas Dorier) |
823 | |
| 205. | int128 (Hidetake Iwata) |
814 | |
| 206. | wass08 (Wassim SAMAD) |
811 | |
| 207. | kenjinote (kenji) |
808 | |
| 208. | smorimoto (Sora Morimoto) |
801 | |
| 209. | XiaomingX (Y11) |
800 | |
| 210. | aliceinwire (Arisu Tachibana) |
795 | |
| 211. | AchrafReyani (Achraf) |
794 | |
| 212. | biohack5079 (sagbi) |
791 | |
| 213. | wadackel (tsuyoshi wada) |
790 | |
| 214. | yowatanabe (Yoshiyuki Watanabe) |
789 | |
| 215. | martinheidegger (Martin Heidegger) |
780 | |
| 216. | ryo8000 (Ryo Hasegawa) |
779 | |
| 217. | matanki-saito ((*`・∀・´*)) |
779 | |
| 218. | shogo4405 (shogo4405) |
776 | |
| 219. | uezo (uezo) |
775 | |
| 220. | melpon (melpon) |
774 | |
| 221. | ykob (Yoichi Kobayashi) |
769 | |
| 222. | tanaikech (Kanshi TANAIKE) |
762 | |
| 223. | kazunori279 (Kaz Sato) |
756 | |
| 224. | trust-delta (trust-delta) |
754 | |
| 225. | dai-shi (Daishi Kato) |
753 | |
| 226. | hewigovens (Tao Xu) |
753 | |
| 227. | Jxck (Jxck) |
752 | |
| 228. | hiroppy (Yuta Hiroto) |
750 | |
| 229. | fosskers (Colin Woodbury) |
745 | |
| 230. | c-bata (c-bata) |
744 | |
| 231. | shirakaba (Jamie Birch) |
739 | |
| 232. | willnet (Shinichi Maeshima) |
731 | |
| 233. | muukii (Hiroshi Kimura) |
731 | |
| 234. | lacolaco (Suguru Inatomi) |
731 | |
| 235. | xfoxfu (Yuze Fu) |
728 | |
| 236. | breezewish (Wish) |
722 | |
| 237. | haoict (Hao Nguyen) |
716 | |
| 238. | cxxxr (cxxxr) |
712 | |
| 239. | masui (Toshiyuki Masui) |
703 | |
| 240. | hardfist (hardfist) |
698 | |
| 241. | yoshiori (Yoshiori Shoji) |
691 | |
| 242. | nuta (Seiya Nuta) |
685 | |
| 243. | GitHub30 () |
684 | |
| 244. | kurone-kito (Kuroné Kito (黒音キト)) |
683 | |
| 245. | qingfeng (Asahi) |
683 | |
| 246. | uhyo (uhyo) |
682 | |
| 247. | ngs (Atsushi NAGASE) |
680 | |
| 248. | egisatoshi (Satoshi Egi) |
678 | |
| 249. | domenic (Domenic Denicola) |
678 | |
| 250. | planetchili (chili) |
671 | |
| 251. | siketyan (Naoki Ikeguchi) |
669 | |
| 252. | ariaghora (Aria Ghora Prabono) |
662 | |
| 253. | reindex-ot (Re*Index. (ot_inc)) |
658 | |
| 254. | nakasyou (Shotaro Nakamura) |
652 | |
| 255. | hadashiA (hadashiA) |
643 | |
| 256. | ryohey (ryohey) |
636 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 9 |
| 2. | epicgames | 7 |
| 3. | vim-jp | 6 |
| 4. | oss-gate | 5 |
| 5. | perl-users-jp | 5 |
| 6. | ruby-no-kai | 5 |
| 7. | groonga | 4 |
| 8. | emacs-jp | 4 |
| 9. | web-platform-tests | 4 |
| 10. | ukigumo | 4 |