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 2026-01-29 10:26:08 +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 contributions for each user. There are 130051 total users in the region and you need at least 212 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_public/USERNAME)
For organizations, you need to use a slightly different markup:
[](https://org-badge.committers.top/japan_public/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) |
37177 | |
| 2. | yuiseki (yuiseki) |
12439 | |
| 3. | suzuki-shunsuke (Shunsuke Suzuki) |
8676 | |
| 4. | manman4 (manman4) |
8541 | |
| 5. | guitarrapc (Ikiru Yoshizaki) |
7923 | |
| 6. | yanorei32 (Ray Yano | あねてあ) |
7145 | |
| 7. | sile (Takeru Ohta) |
7099 | |
| 8. | j5ik2o (Junichi Kato) |
7033 | |
| 9. | sue445 (Go Sueyoshi) |
6775 | |
| 10. | mizchi (Kotaro Chikuba) |
6697 | |
| 11. | shinh (Shinichiro Hamaji) |
6625 | |
| 12. | azu (azu) |
6403 | |
| 13. | taiki-e (Taiki Endo) |
6143 | |
| 14. | xuwei-k (kenji yoshida) |
6089 | |
| 15. | sapphi-red (翠) |
6047 | |
| 16. | ashryanbeats (Ash Ryan Arnwine) |
5778 | |
| 17. | unhappychoice (Yuji Ueki) |
5741 | |
| 18. | ianlewis (Ian Lewis) |
5732 | |
| 19. | harupy (Harutaka Kawamura) |
5716 | |
| 20. | ryota-murakami (Ryota Murakami) |
5546 | |
| 21. | koriym (Akihito Koriyama) |
5415 | |
| 22. | miyako (Keisuke Miyako) |
5325 | |
| 23. | kou (Sutou Kouhei) |
5217 | |
| 24. | AkihiroSuda (Akihiro Suda) |
4979 | |
| 25. | k1LoW (Ken’ichiro Oyama) |
4823 | |
| 26. | bobbens (Edgar Simo-Serra) |
4798 | |
| 27. | shogo82148 (ICHINOSE Shogo) |
4782 | |
| 28. | tokuhirom (Tokuhiro Matsuno) |
4701 | |
| 29. | hakatashi (Koki Takahashi) |
4671 | |
| 30. | hsbt (Hiroshi SHIBATA) |
4556 | |
| 31. | yuki-kimoto (Yuki Kimoto) |
4523 | |
| 32. | peppy (Dean Herbert) |
4516 | |
| 33. | yasulab (Yohei Yasukawa) |
4386 | |
| 34. | hi-ogawa (Hiroshi Ogawa) |
4324 | |
| 35. | tekezo (Takayama Fumihiko) |
4168 | |
| 36. | yuwata (Yu Watanabe) |
3948 | |
| 37. | haya14busa (haya14busa) |
3805 | |
| 38. | toastkidjp (Toast kid) |
3698 | |
| 39. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
3684 | |
| 40. | tkoyama010 (Tetsuo Koyama) |
3473 | |
| 41. | koxudaxi (Koudai Aono) |
3329 | |
| 42. | EdamAme-x (EdamAmex) |
3184 | |
| 43. | kentaro (Kentaro Kuribayashi) |
3157 | |
| 44. | winebarrel (Genki Sugawara) |
3106 | |
| 45. | Hiroshiba (Hiroshiba) |
3093 | |
| 46. | sorairolake (Shun Sakai) |
3078 | |
| 47. | making (Toshiaki Maki) |
3043 | |
| 48. | terasakisatoshi (Satoshi Terasaki) |
3001 | |
| 49. | hajimehoshi (Hajime Hoshi) |
2970 | |
| 50. | YumNumm (Ryotaro Onoue) |
2851 | |
| 51. | lambdalisue (Λlisue) |
2816 | |
| 52. | yamadashy (Kazuki Yamada) |
2805 | |
| 53. | mcgoon (van) |
2800 | |
| 54. | yutkat (Yuta Katayama) |
2774 | |
| 55. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2765 | |
| 56. | sevenc-nanashi (Nanashi.) |
2761 | |
| 57. | anatawa12 (anatawa12) |
2760 | |
| 58. | ykzts (Yamagishi Kazutoshi) |
2739 | |
| 59. | hakuturu583 (Masaya Kataoka) |
2637 | |
| 60. | aviatesk (Shuhei Kadowaki) |
2630 | |
| 61. | fumiya-kume (kuu(Fumiya Kume)) |
2605 | |
| 62. | ursm (Keita Urashima) |
2517 | |
| 63. | fujitatomoya (Tomoya Fujita) |
2503 | |
| 64. | amatsuda (Akira Matsuda) |
2417 | |
| 65. | fujiwara (FUJIWARA Shunichiro) |
2410 | |
| 66. | eltociear (Ikko Eltociear Ashimine) |
2405 | |
| 67. | halogenandtoast (Matthew Mongeau) |
2389 | |
| 68. | kazupon (kazuya kawaguchi) |
2388 | |
| 69. | coliff (Christian Oliff) |
2388 | |
| 70. | miurahr (Hiroshi Miura) |
2350 | |
| 71. | gkjohnson (Garrett Johnson) |
2289 | |
| 72. | PINTO0309 (Katsuya Hyodo) |
2279 | |
| 73. | norbusan (Norbert Preining) |
2275 | |
| 74. | tmori (Takashi Mori) |
2265 | |
| 75. | yshrsmz (Yasuhiro SHIMIZU) |
2215 | |
| 76. | nobu (Nobuyoshi Nakada) |
2205 | |
| 77. | mattn (mattn) |
2182 | |
| 78. | koic (Koichi ITO) |
2178 | |
| 79. | mashharuki (Haruki Kondo) |
2156 | |
| 80. | yusukebe (Yusuke Wada) |
2098 | |
| 81. | kishikawakatsumi (Kishikawa Katsumi) |
2096 | |
| 82. | asukaminato0721 (Asuka Minato) |
2085 | |
| 83. | MagicalTux (Mark Karpelès) |
2083 | |
| 84. | takahirom (Takahiro Menju) |
2079 | |
| 85. | dalance (Naoya Hatta) |
2043 | |
| 86. | syuilo (syuilo) |
2037 | |
| 87. | smoogipoo (Dan Balasescu) |
2029 | |
| 88. | Saul-Mirone (Mirone) |
2014 | |
| 89. | komagata (Masaki Komagata) |
2013 | |
| 90. | keijiro (Keijiro Takahashi) |
2011 | |
| 91. | akatsuki105 (Akatsuki) |
2009 | |
| 92. | int128 (Hidetake Iwata) |
1936 | |
| 93. | hoochanlon (123456) |
1914 | |
| 94. | taisukef (Taisuke Fukuno) |
1910 | |
| 95. | mopemope (Yutaka Matsubara) |
1900 | |
| 96. | atztogo (Atsushi Togo) |
1890 | |
| 97. | siketyan (Naoki Ikeguchi) |
1885 | |
| 98. | Jannchie (Jianqi Pan) |
1873 | |
| 99. | dai-shi (Daishi Kato) |
1851 | |
| 100. | ota-meshi (Yosuke Ota) |
1833 | |
| 101. | seratch (Kazuhiro Sera) |
1810 | |
| 102. | atsushieno (Atsushi Eno) |
1781 | |
| 103. | nateberkopec (Nate Berkopec) |
1764 | |
| 104. | kt3k (Yoshiya Hinosawa) |
1760 | |
| 105. | cpojer (Christoph Nakazawa) |
1736 | |
| 106. | kateinoigakukun (Yuta Saito) |
1731 | |
| 107. | 1024jp (1024jp) |
1699 | |
| 108. | conao3 (Naoya Yamashita) |
1683 | |
| 109. | yutannihilation (Hiroaki Yutani) |
1662 | |
| 110. | Shougo (Shougo) |
1611 | |
| 111. | matz (Yukihiro "Matz" Matsumoto) |
1590 | |
| 112. | skanehira (skanehira) |
1567 | |
| 113. | domenic (Domenic Denicola) |
1560 | |
| 114. | sideshowbarker () |
1557 | |
| 115. | Watson1978 (Shizuo Fujita) |
1544 | |
| 116. | mayocream (Mayo Takanashi) |
1542 | |
| 117. | inokawa () |
1540 | |
| 118. | noborus (Noboru Saito) |
1531 | |
| 119. | nobuyuki83 (Nobuyuki Umetani) |
1528 | |
| 120. | zcbenz (Cheng) |
1524 | |
| 121. | shimbaco (Shimba, Koji) |
1511 | |
| 122. | 1amageek (1amageek) |
1506 | |
| 123. | jsakamoto () |
1498 | |
| 124. | JohnTitor (Yuki Okushi) |
1493 | |
| 125. | rigaya (rigaya) |
1472 | |
| 126. | champierre (Junya Ishihara) |
1455 | |
| 127. | Songmu (Masayuki Matsuki) |
1435 | |
| 128. | luadebug (Saikari) |
1433 | |
| 129. | gfx (FUJI Goro) |
1432 | |
| 130. | Him188 (Him188) |
1420 | |
| 131. | zchee (Koichi Shiraishi) |
1416 | |
| 132. | momeemt (Mutsuha Asada) |
1409 | |
| 133. | usualoma (Taku Amano) |
1398 | |
| 134. | smorimoto (Sora Morimoto) |
1396 | |
| 135. | youtalk (Yutaka Kondo) |
1388 | |
| 136. | ubugeeei (ubugeeei) |
1382 | |
| 137. | Koras02 (kobiad_ros) |
1369 | |
| 138. | rhysd (Linda_pp) |
1368 | |
| 139. | tatsuyafujisaki (Tatsuya Fujisaki) |
1338 | |
| 140. | privatenumber (Hiroki Osame) |
1337 | |
| 141. | mpyw (mpyw) |
1332 | |
| 142. | ktoso (Konrad `ktoso` Malawski) |
1321 | |
| 143. | kyamagu (Kota Yamaguchi) |
1305 | |
| 144. | lhl (Leonard) |
1304 | |
| 145. | koron (MURAOKA Taro) |
1298 | |
| 146. | fa0311 (ふぁ) |
1285 | |
| 147. | rmackay9 (Randy Mackay) |
1280 | |
| 148. | kazu-yamamoto (Kazu Yamamoto) |
1275 | |
| 149. | kaityo256 (Hiroshi Watanabe) |
1266 | |
| 150. | uzulla (uzulla / Junichi Ishida) |
1263 | |
| 151. | taichi-ishitani (Taichi Ishitani) |
1253 | |
| 152. | syohex (Shohei YOSHIDA) |
1252 | |
| 153. | sugyan (Yoshihiro Sugi) |
1248 | |
| 154. | mosuka (Minoru OSUKA) |
1247 | |
| 155. | wkentaro (Kentaro Wada) |
1240 | |
| 156. | muukii (Hiroshi Kimura) |
1239 | |
| 157. | davetang (Dave Tang) |
1238 | |
| 158. | pocke (Masataka Pocke Kuwabara) |
1234 | |
| 159. | soutaro (Soutaro Matsumoto) |
1226 | |
| 160. | yowatanabe (Yoshiyuki Watanabe) |
1198 | |
| 161. | deepak1556 (Robo) |
1197 | |
| 162. | cho45 (Satoh, Hiroh) |
1186 | |
| 163. | ksoichiro (Soichiro Kashima) |
1170 | |
| 164. | masarakki (masarakki) |
1164 | |
| 165. | lepture (Hsiaoming Yang) |
1159 | |
| 166. | neka-nat (k-tanaka) |
1139 | |
| 167. | NicolasDorier (Nicolas Dorier) |
1132 | |
| 168. | anuraaga (Anuraag (Rag) Agrawal) |
1123 | |
| 169. | sksat (sksat) |
1114 | |
| 170. | qnighy (Masaki Hara) |
1085 | |
| 171. | sigma7863 (Sigma) |
1084 | |
| 172. | neuecc (Yoshifumi Kawai) |
1060 | |
| 173. | sorah (Sorah Fukumori) |
1051 | |
| 174. | nuskey8 (Yusuke Nakada) |
1044 | |
| 175. | msakai (Masahiro Sakai) |
1043 | |
| 176. | bmf-san (Kenta Takeuchi) |
1038 | |
| 177. | fosskers (Colin Woodbury) |
1027 | |
| 178. | nwiizo (nwiizo) |
1022 | |
| 179. | kmizu (Kota Mizushima) |
1015 | |
| 180. | c-bata (c-bata) |
1013 | |
| 181. | lacolaco (Suguru Inatomi) |
1012 | |
| 182. | mumoshu (Yusuke Kuoka) |
1010 | |
| 183. | kitao (Takashi Kitao) |
1009 | |
| 184. | nagadomi () |
1000 | |
| 185. | takahashim (Masayoshi Takahashi) |
991 | |
| 186. | ninoseki (Manabu Niseki) |
991 | |
| 187. | shogo4405 (shogo4405) |
984 | |
| 188. | uezo (uezo) |
984 | |
| 189. | reindex-ot (Re*Index. (ot_inc)) |
980 | |
| 190. | sosukesuzuki (SUZUKI Sosuke) |
975 | |
| 191. | piroor (YUKI "Piro" Hiroshi) |
974 | |
| 192. | onevcat (Wei Wang) |
970 | |
| 193. | AungKaung1928 (Aung Kaung Myat) |
954 | |
| 194. | melpon (melpon) |
943 | |
| 195. | vraestoren (huok) |
937 | |
| 196. | cosmo0920 (Hiroshi Hatake) |
936 | |
| 197. | aliceinwire (Arisu Tachibana) |
932 | |
| 198. | at-wat (Atsushi Watanabe) |
922 | |
| 199. | zonuexe (USAMI Kenta) |
918 | |
| 200. | audreyfeldroy (Audrey M. Roy Greenfeld) |
916 | |
| 201. | repeatedly (Masahiro Nakagawa) |
913 | |
| 202. | icoxfog417 (Takahiro Kubo) |
913 | |
| 203. | termoshtt (Toshiki Teramura) |
911 | |
| 204. | Saqoosha (Saqoosha) |
909 | |
| 205. | cxxxr (cxxxr) |
906 | |
| 206. | GOROman (GOROman) |
906 | |
| 207. | iAJue (阿珏) |
905 | |
| 208. | machida (machida) |
898 | |
| 209. | kazunori279 (Kaz Sato) |
888 | |
| 210. | martinheidegger (Martin Heidegger) |
884 | |
| 211. | rinsuki (rinsuki) |
879 | |
| 212. | kazuho (Kazuho Oku) |
872 | |
| 213. | wasabeef (Daichi Furiya) |
872 | |
| 214. | dvcrn (David) |
871 | |
| 215. | kurone-kito (Kuroné Kito (黒音キト)) |
870 | |
| 216. | matanki-saito ((*`・∀・´*)) |
864 | |
| 217. | willnet (Shinichi Maeshima) |
861 | |
| 218. | philwo (Philipp Wollermann) |
854 | |
| 219. | akinomyoga (Koichi Murase) |
853 | |
| 220. | shyouhei (卜部昌平) |
845 | |
| 221. | knu (Akinori Musha) |
844 | |
| 222. | mayuki (Mayuki Sawatari) |
835 | |
| 223. | Kamesuta (Kamesuta) |
824 | |
| 224. | fukamachi (Eitaro Fukamachi) |
819 | |
| 225. | AchrafReyani (Achraf) |
818 | |
| 226. | hatoo () |
812 | |
| 227. | hadashiA (hadashiA) |
805 | |
| 228. | tanaikech (Kanshi TANAIKE) |
798 | |
| 229. | p-chan (P-Chan) |
791 | |
| 230. | rikusato0 (Riku Sato) |
781 | |
| 231. | s1204IT (Syuugo) |
779 | |
| 232. | mizzy (Gosuke Miyashita) |
771 | |
| 233. | sumimakito (Makito) |
770 | |
| 234. | udzura (Kondo Uchio) |
767 | |
| 235. | cordx56 (Yuki Okamoto) |
767 | |
| 236. | ykob (Yoichi Kobayashi) |
760 | |
| 237. | andrewmd5 (Andrew Sampson) |
759 | |
| 238. | nicolas-raoul (Nicolas Raoul) |
750 | |
| 239. | konn (Hiromi Ishii) |
749 | |
| 240. | lovyan03 (lovyan03) |
737 | |
| 241. | XiaomingX (Y11) |
727 | |
| 242. | ngs (Atsushi NAGASE) |
724 | |
| 243. | saki4510t (saki) |
722 | |
| 244. | shirakaba (Jamie Birch) |
721 | |
| 245. | fygar256 (Taisuke Maekawa) |
712 | |
| 246. | hashrock (hashrock) |
707 | |
| 247. | mapconcierge (Taichi FURUHASHI) |
706 | |
| 248. | babarot (Masaki ISHIYAMA) |
701 | |
| 249. | otiai10 (Hiromu OCHIAI) |
696 | |
| 250. | baku89 (Baku Hashimoto) |
694 | |
| 251. | xfoxfu (Yuze Fu) |
693 | |
| 252. | ryohey (ryohey) |
688 | |
| 253. | nightfairy5831 (nightfairy) |
680 | |
| 254. | yuuki (Yuuki TSUBOUCHI) |
679 | |
| 255. | planetchili (chili) |
678 | |
| 256. | giginet (Kohki Miki) |
671 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 10 |
| 2. | vim-jp | 6 |
| 3. | ruby-no-kai | 5 |
| 4. | asakusarb | 5 |
| 5. | ranguba | 4 |
| 6. | web-platform-tests | 4 |
| 7. | groonga | 4 |
| 8. | reviewdog | 4 |
| 9. | blosxom-fanatics | 4 |
| 10. | perl-users-jp | 4 |