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 2026-03-30 08:25:35 +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 132960 total users in the region and you need at least 217 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) |
36390 | |
| 2. | yuiseki (yuiseki) |
16025 | |
| 3. | tokuhirom (Tokuhiro Matsuno) |
13087 | |
| 4. | mizchi (Kotaro Chikuba) |
11721 | |
| 5. | sile (Takeru Ohta) |
8799 | |
| 6. | j5ik2o (Junichi Kato) |
8647 | |
| 7. | manman4 (manman4) |
7996 | |
| 8. | sapphi-red (翠) |
7673 | |
| 9. | yanorei32 (Ray Yano | あねてあ) |
7664 | |
| 10. | suzuki-shunsuke (Shunsuke Suzuki) |
7171 | |
| 11. | xuwei-k (kenji yoshida) |
7031 | |
| 12. | unhappychoice (Yuji Ueki) |
6978 | |
| 13. | ashryanbeats (Ash Ryan Arnwine) |
6943 | |
| 14. | miyako (Keisuke Miyako) |
6857 | |
| 15. | sue445 (Go Sueyoshi) |
6849 | |
| 16. | azu (azu) |
6789 | |
| 17. | shinh (Shinichiro Hamaji) |
6755 | |
| 18. | fumiya-kume (kuu(Fumiya Kume)) |
6626 | |
| 19. | ryota-murakami (Ryota Murakami) |
6573 | |
| 20. | harupy (Harutaka Kawamura) |
6330 | |
| 21. | taiki-e (Taiki Endo) |
6288 | |
| 22. | tekezo (Takayama Fumihiko) |
6080 | |
| 23. | guitarrapc (Ikiru Yoshizaki) |
5991 | |
| 24. | sxzz (Kevin Deng) |
5911 | |
| 25. | k1LoW (Ken’ichiro Oyama) |
5612 | |
| 26. | yuki-kimoto (Yuki Kimoto) |
5554 | |
| 27. | koriym (Akihito Koriyama) |
5471 | |
| 28. | ianlewis (Ian Lewis) |
5268 | |
| 29. | tkoyama010 (Tetsuo Koyama) |
5260 | |
| 30. | shogo82148 (ICHINOSE Shogo) |
5174 | |
| 31. | hsbt (Hiroshi SHIBATA) |
5160 | |
| 32. | hakatashi (Koki Takahashi) |
4915 | |
| 33. | kou (Sutou Kouhei) |
4745 | |
| 34. | bobbens (Edgar Simo-Serra) |
4720 | |
| 35. | AkihiroSuda (Akihiro Suda) |
4639 | |
| 36. | hi-ogawa (Hiroshi Ogawa) |
4570 | |
| 37. | yasulab (Yohei Yasukawa) |
4353 | |
| 38. | peppy (Dean Herbert) |
4015 | |
| 39. | mizzy (Gosuke Miyashita) |
3968 | |
| 40. | ykzts (Yamagishi Kazutoshi) |
3787 | |
| 41. | MagicalTux (Mark Karpelès) |
3759 | |
| 42. | yuwata (Yu Watanabe) |
3713 | |
| 43. | toastkidjp (Toast kid) |
3675 | |
| 44. | houko (Evan) |
3632 | |
| 45. | winebarrel (Genki Sugawara) |
3425 | |
| 46. | EdamAme-x (EdamAmex) |
3373 | |
| 47. | terasakisatoshi (Satoshi Terasaki) |
3343 | |
| 48. | sorairolake (Shun Sakai) |
3341 | |
| 49. | halogenandtoast (Matthew Mongeau) |
3339 | |
| 50. | lambdalisue (Λlisue) |
3244 | |
| 51. | yug1224 (Yuji Yamaguchi) |
3221 | |
| 52. | making (Toshiaki Maki) |
3205 | |
| 53. | haya14busa (haya14busa) |
3182 | |
| 54. | amatsuda (Akira Matsuda) |
3151 | |
| 55. | yamadashy (Kazuki Yamada) |
3100 | |
| 56. | aviatesk (Shuhei Kadowaki) |
3075 | |
| 57. | sevenc-nanashi (Nanashi.) |
3052 | |
| 58. | koxudaxi (Koudai Aono) |
3010 | |
| 59. | hajimehoshi (Hajime Hoshi) |
2995 | |
| 60. | mattn (mattn) |
2988 | |
| 61. | fujiwara (FUJIWARA Shunichiro) |
2979 | |
| 62. | PINTO0309 (Katsuya Hyodo) |
2914 | |
| 63. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2847 | |
| 64. | Hiroshiba (Hiroshiba) |
2836 | |
| 65. | yutkat (Yuta Katayama) |
2813 | |
| 66. | conao3 (Naoya Yamashita) |
2768 | |
| 67. | YumNumm (Ryotaro Onoue) |
2756 | |
| 68. | coliff (Christian Oliff) |
2726 | |
| 69. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
2659 | |
| 70. | gkjohnson (Garrett Johnson) |
2643 | |
| 71. | anatawa12 (anatawa12) |
2627 | |
| 72. | asukaminato0721 (Asuka Minato) |
2612 | |
| 73. | mashharuki (Haruki Kondo) |
2592 | |
| 74. | hoochanlon (123456) |
2581 | |
| 75. | gfx (FUJI Goro) |
2564 | |
| 76. | fujitatomoya (Tomoya Fujita) |
2472 | |
| 77. | hakuturu583 (Masaya Kataoka) |
2395 | |
| 78. | mcgoon (van) |
2390 | |
| 79. | miurahr (Hiroshi Miura) |
2385 | |
| 80. | komagata (Masaki Komagata) |
2368 | |
| 81. | lhl (Leonard) |
2325 | |
| 82. | seratch (Kazuhiro Sera) |
2302 | |
| 83. | tmori (Takashi Mori) |
2250 | |
| 84. | nobu (Nobuyoshi Nakada) |
2247 | |
| 85. | 1amageek (1amageek) |
2239 | |
| 86. | JohnTitor (Yuki Okushi) |
2238 | |
| 87. | dalance (Naoya Hatta) |
2218 | |
| 88. | yshrsmz (Yasuhiro SHIMIZU) |
2202 | |
| 89. | lestrrat (lestrrat) |
2181 | |
| 90. | shimbaco (Shimba, Koji) |
2175 | |
| 91. | keijiro (Keijiro Takahashi) |
2158 | |
| 92. | cpojer (Christoph Nakazawa) |
2150 | |
| 93. | kishikawakatsumi (Kishikawa Katsumi) |
2133 | |
| 94. | norbusan (Norbert Preining) |
2132 | |
| 95. | Watson1978 (Shizuo Fujita) |
2081 | |
| 96. | atsushieno (Atsushi Eno) |
2080 | |
| 97. | nateberkopec (Nate Berkopec) |
2065 | |
| 98. | kazupon (kazuya kawaguchi) |
2064 | |
| 99. | ursm (Keita Urashima) |
2063 | |
| 100. | 1024jp (1024jp) |
2051 | |
| 101. | koic (Koichi ITO) |
2050 | |
| 102. | atztogo (Atsushi Togo) |
1982 | |
| 103. | mumoshu (Yusuke Kuoka) |
1977 | |
| 104. | sigma7863 (Sigma) |
1963 | |
| 105. | ubugeeei (ubugeeei) |
1960 | |
| 106. | yusukebe (Yusuke Wada) |
1939 | |
| 107. | ota-meshi (Yosuke Ota) |
1937 | |
| 108. | kmizu (Kota Mizushima) |
1925 | |
| 109. | Songmu (Masayuki Matsuki) |
1921 | |
| 110. | cho45 (Satoh, Hiroh) |
1917 | |
| 111. | walf443 (Keiji, Yoshimi) |
1903 | |
| 112. | mopemope (Yutaka Matsubara) |
1866 | |
| 113. | akatsuki105 (Akatsuki) |
1840 | |
| 114. | sideshowbarker () |
1836 | |
| 115. | ksoichiro (Soichiro Kashima) |
1831 | |
| 116. | taisukef (Taisuke Fukuno) |
1819 | |
| 117. | yutannihilation (Hiroaki Yutani) |
1801 | |
| 118. | onevcat (Wei Wang) |
1801 | |
| 119. | hardfist (hardfist) |
1789 | |
| 120. | skanehira (skanehira) |
1764 | |
| 121. | smoogipoo (Dan Balasescu) |
1755 | |
| 122. | luadebug (Saikari) |
1744 | |
| 123. | Jannchie (Jianqi Pan) |
1704 | |
| 124. | dai-shi (Daishi Kato) |
1678 | |
| 125. | matz (Yukihiro "Matz" Matsumoto) |
1673 | |
| 126. | syuilo (syuilo) |
1660 | |
| 127. | takahirom (Takahiro Menju) |
1648 | |
| 128. | tatsuyafujisaki (Tatsuya Fujisaki) |
1617 | |
| 129. | koron (MURAOKA Taro) |
1617 | |
| 130. | privatenumber (Hiroki Osame) |
1606 | |
| 131. | zchee (Koichi Shiraishi) |
1601 | |
| 132. | mosuka (Minoru OSUKA) |
1587 | |
| 133. | int128 (Hidetake Iwata) |
1586 | |
| 134. | inokawa () |
1572 | |
| 135. | jsakamoto () |
1570 | |
| 136. | noborus (Noboru Saito) |
1564 | |
| 137. | kt3k (Yoshiya Hinosawa) |
1556 | |
| 138. | eltociear (Ikko Eltociear Ashimine) |
1555 | |
| 139. | Saul-Mirone (Mirone) |
1505 | |
| 140. | ktoso (Konrad `ktoso` Malawski) |
1489 | |
| 141. | siketyan (Naoki Ikeguchi) |
1481 | |
| 142. | Shougo (Shougo) |
1468 | |
| 143. | domenic (Domenic Denicola) |
1465 | |
| 144. | Saqoosha (Saqoosha) |
1461 | |
| 145. | kyamagu (Kota Yamaguchi) |
1435 | |
| 146. | nobuyuki83 (Nobuyuki Umetani) |
1414 | |
| 147. | syohex (Shohei YOSHIDA) |
1398 | |
| 148. | zcbenz (Cheng) |
1395 | |
| 149. | rhysd (Linda_pp) |
1367 | |
| 150. | wkentaro (Kentaro Wada) |
1366 | |
| 151. | rmackay9 (Randy Mackay) |
1359 | |
| 152. | kazuho (Kazuho Oku) |
1358 | |
| 153. | vraestoren (huok) |
1354 | |
| 154. | mayocream (Mayo Takanashi) |
1348 | |
| 155. | kaityo256 (Hiroshi Watanabe) |
1346 | |
| 156. | pocke (Masataka Pocke Kuwabara) |
1340 | |
| 157. | sorah (Sorah Fukumori) |
1332 | |
| 158. | smorimoto (Sora Morimoto) |
1311 | |
| 159. | kitao (Takashi Kitao) |
1297 | |
| 160. | rigaya (rigaya) |
1296 | |
| 161. | neka-nat (k-tanaka) |
1291 | |
| 162. | deepak1556 (Robo) |
1281 | |
| 163. | kawasima (Yoshitaka Kawashima) |
1280 | |
| 164. | masarakki (masarakki) |
1279 | |
| 165. | mpyw (mpyw) |
1272 | |
| 166. | kazu-yamamoto (Kazu Yamamoto) |
1259 | |
| 167. | nwiizo (nwiizo) |
1243 | |
| 168. | davetang (Dave Tang) |
1234 | |
| 169. | sugyan (Yoshihiro Sugi) |
1234 | |
| 170. | usualoma (Taku Amano) |
1203 | |
| 171. | miurla (Yoshiki Miura) |
1195 | |
| 172. | yowatanabe (Yoshiyuki Watanabe) |
1193 | |
| 173. | soutaro (Soutaro Matsumoto) |
1187 | |
| 174. | shyouhei (卜部昌平) |
1183 | |
| 175. | piroor (YUKI "Piro" Hiroshi) |
1171 | |
| 176. | taichi-ishitani (Taichi Ishitani) |
1165 | |
| 177. | nwtgck (Ryo Ota) |
1154 | |
| 178. | NicolasDorier (Nicolas Dorier) |
1151 | |
| 179. | fygar256 (Taisuke Maekawa) |
1149 | |
| 180. | udzura (Kondo Uchio) |
1148 | |
| 181. | anuraaga (Anuraag (Rag) Agrawal) |
1146 | |
| 182. | icoxfog417 (Takahiro Kubo) |
1137 | |
| 183. | momeemt (Mutsuha Asada) |
1129 | |
| 184. | repeatedly (Masahiro Nakagawa) |
1120 | |
| 185. | msakai (Masahiro Sakai) |
1119 | |
| 186. | c-bata (c-bata) |
1104 | |
| 187. | uezo (uezo) |
1103 | |
| 188. | ko1 (Koichi Sasada) |
1099 | |
| 189. | sksat (sksat) |
1099 | |
| 190. | ryo8000 (Ryo Hasegawa) |
1081 | |
| 191. | muukii (Hiroshi Kimura) |
1075 | |
| 192. | cosmo0920 (Hiroshi Hatake) |
1071 | |
| 193. | uzulla (uzulla / Junichi Ishida) |
1054 | |
| 194. | machida (machida) |
1052 | |
| 195. | willnet (Shinichi Maeshima) |
1051 | |
| 196. | waylandzhang (WAYLAND ZHANG) |
1051 | |
| 197. | nuskey8 (Yusuke Nakada) |
1041 | |
| 198. | lacolaco (Suguru Inatomi) |
1036 | |
| 199. | babarot (Masaki ISHIYAMA) |
1034 | |
| 200. | knu (Akinori Musha) |
1030 | |
| 201. | konn (Hiromi Ishii) |
1024 | |
| 202. | takahashim (Masayoshi Takahashi) |
1016 | |
| 203. | ninoseki (Manabu Niseki) |
1013 | |
| 204. | zonuexe (USAMI Kenta) |
1013 | |
| 205. | rsasaki0109 (rsasaki0109) |
1011 | |
| 206. | yuuki (Yuuki TSUBOUCHI) |
999 | |
| 207. | Kamesuta (Kamesuta) |
988 | |
| 208. | qnighy (Masaki Hara) |
987 | |
| 209. | otiai10 (Hiromu OCHIAI) |
986 | |
| 210. | fa0311 (ふぁ) |
986 | |
| 211. | fukamachi (Eitaro Fukamachi) |
984 | |
| 212. | p-chan (P-Chan) |
984 | |
| 213. | dvcrn (David) |
974 | |
| 214. | kazunori279 (Kaz Sato) |
969 | |
| 215. | reindex-ot (Re*Index. (ot_inc)) |
955 | |
| 216. | AungKaung1928 (Aung Kaung Myat) |
954 | |
| 217. | hashrock (hashrock) |
934 | |
| 218. | rinsuki (rinsuki) |
928 | |
| 219. | lepture (Hsiaoming Yang) |
925 | |
| 220. | fellin63 (fellin63) |
921 | |
| 221. | kenjinote (kenji) |
920 | |
| 222. | melpon (melpon) |
919 | |
| 223. | nagadomi () |
919 | |
| 224. | iAJue (阿珏) |
918 | |
| 225. | Him188 (Him188) |
916 | |
| 226. | wass08 (Wassim SAMAD) |
915 | |
| 227. | aliceinwire (Arisu Tachibana) |
913 | |
| 228. | shogo4405 (shogo4405) |
898 | |
| 229. | martinheidegger (Martin Heidegger) |
885 | |
| 230. | syoyo (Syoyo Fujita) |
882 | |
| 231. | wadackel (tsuyoshi wada) |
878 | |
| 232. | ariaghora (Aria Ghora Prabono) |
877 | |
| 233. | wasabeef (Daichi Furiya) |
875 | |
| 234. | uhyo (uhyo) |
868 | |
| 235. | termoshtt (Toshiki Teramura) |
863 | |
| 236. | at-wat (Atsushi Watanabe) |
852 | |
| 237. | cxxxr (cxxxr) |
850 | |
| 238. | breezewish (Wish) |
847 | |
| 239. | fosskers (Colin Woodbury) |
843 | |
| 240. | hatoo () |
838 | |
| 241. | TimOliver (Tim Oliver) |
835 | |
| 242. | DayuanJiang (Dayuan Jiang) |
831 | |
| 243. | hadashiA (hadashiA) |
829 | |
| 244. | tanaikech (Kanshi TANAIKE) |
826 | |
| 245. | akinomyoga (Koichi Murase) |
826 | |
| 246. | biohack5079 (sagbi) |
816 | |
| 247. | XiaomingX (Y11) |
810 | |
| 248. | AchrafReyani (Achraf) |
806 | |
| 249. | planetchili (chili) |
803 | |
| 250. | matanki-saito ((*`・∀・´*)) |
799 | |
| 251. | ngs (Atsushi NAGASE) |
796 | |
| 252. | ykob (Yoichi Kobayashi) |
793 | |
| 253. | kurone-kito (Kuroné Kito (黒音キト)) |
791 | |
| 254. | shibukawa (Yoshiki Shibukawa) |
782 | |
| 255. | hewigovens (Tao Xu) |
782 | |
| 256. | nuta (Seiya Nuta) |
770 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 9 |
| 2. | epicgames | 6 |
| 3. | vim-jp | 6 |
| 4. | asakusarb | 5 |
| 5. | perl-users-jp | 5 |
| 6. | ruby-no-kai | 5 |
| 7. | web-platform-tests | 4 |
| 8. | reviewdog | 4 |
| 9. | oss-gate | 4 |
| 10. | ranguba | 4 |