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 commits 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/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) |
35867 | |
| 2. | yuiseki (yuiseki) |
15647 | |
| 3. | mizchi (Kotaro Chikuba) |
11265 | |
| 4. | tokuhirom (Tokuhiro Matsuno) |
9356 | |
| 5. | sile (Takeru Ohta) |
8246 | |
| 6. | j5ik2o (Junichi Kato) |
8087 | |
| 7. | manman4 (manman4) |
7989 | |
| 8. | yanorei32 (Ray Yano | あねてあ) |
7514 | |
| 9. | ashryanbeats (Ash Ryan Arnwine) |
6881 | |
| 10. | miyako (Keisuke Miyako) |
6605 | |
| 11. | azu (azu) |
6040 | |
| 12. | tekezo (Takayama Fumihiko) |
6009 | |
| 13. | ryota-murakami (Ryota Murakami) |
5694 | |
| 14. | yuki-kimoto (Yuki Kimoto) |
5351 | |
| 15. | sue445 (Go Sueyoshi) |
5308 | |
| 16. | guitarrapc (Ikiru Yoshizaki) |
5298 | |
| 17. | sxzz (Kevin Deng) |
5061 | |
| 18. | fumiya-kume (kuu(Fumiya Kume)) |
5053 | |
| 19. | taiki-e (Taiki Endo) |
5049 | |
| 20. | koriym (Akihito Koriyama) |
4744 | |
| 21. | shinh (Shinichiro Hamaji) |
4705 | |
| 22. | k1LoW (Ken’ichiro Oyama) |
4618 | |
| 23. | bobbens (Edgar Simo-Serra) |
4609 | |
| 24. | hakatashi (Koki Takahashi) |
4590 | |
| 25. | unhappychoice (Yuji Ueki) |
4248 | |
| 26. | sapphi-red (翠) |
4243 | |
| 27. | shogo82148 (ICHINOSE Shogo) |
4233 | |
| 28. | hsbt (Hiroshi SHIBATA) |
4211 | |
| 29. | yasulab (Yohei Yasukawa) |
4166 | |
| 30. | xuwei-k (kenji yoshida) |
4067 | |
| 31. | suzuki-shunsuke (Shunsuke Suzuki) |
3852 | |
| 32. | MagicalTux (Mark Karpelès) |
3745 | |
| 33. | toastkidjp (Toast kid) |
3667 | |
| 34. | halogenandtoast (Matthew Mongeau) |
3309 | |
| 35. | EdamAme-x (EdamAmex) |
3251 | |
| 36. | harupy (Harutaka Kawamura) |
3199 | |
| 37. | yug1224 (Yuji Yamaguchi) |
3156 | |
| 38. | ianlewis (Ian Lewis) |
2923 | |
| 39. | making (Toshiaki Maki) |
2922 | |
| 40. | amatsuda (Akira Matsuda) |
2810 | |
| 41. | tkoyama010 (Tetsuo Koyama) |
2804 | |
| 42. | PINTO0309 (Katsuya Hyodo) |
2665 | |
| 43. | lambdalisue (Λlisue) |
2663 | |
| 44. | mattn (mattn) |
2582 | |
| 45. | hajimehoshi (Hajime Hoshi) |
2470 | |
| 46. | mizzy (Gosuke Miyashita) |
2446 | |
| 47. | winebarrel (Genki Sugawara) |
2445 | |
| 48. | hoochanlon (123456) |
2445 | |
| 49. | fujiwara (FUJIWARA Shunichiro) |
2444 | |
| 50. | yamadashy (Kazuki Yamada) |
2417 | |
| 51. | terasakisatoshi (Satoshi Terasaki) |
2405 | |
| 52. | sevenc-nanashi (Nanashi.) |
2374 | |
| 53. | conao3 (Naoya Yamashita) |
2349 | |
| 54. | YumNumm (Ryotaro Onoue) |
2347 | |
| 55. | haya14busa (haya14busa) |
2329 | |
| 56. | lhl (Leonard) |
2244 | |
| 57. | peppy (Dean Herbert) |
2243 | |
| 58. | mashharuki (Haruki Kondo) |
2191 | |
| 59. | hakuturu583 (Masaya Kataoka) |
2140 | |
| 60. | hi-ogawa (Hiroshi Ogawa) |
2124 | |
| 61. | mcgoon (van) |
2101 | |
| 62. | 1amageek (1amageek) |
2091 | |
| 63. | keijiro (Keijiro Takahashi) |
2080 | |
| 64. | gkjohnson (Garrett Johnson) |
2068 | |
| 65. | aviatesk (Shuhei Kadowaki) |
2066 | |
| 66. | atsushieno (Atsushi Eno) |
2000 | |
| 67. | AkihiroSuda (Akihiro Suda) |
1983 | |
| 68. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
1974 | |
| 69. | kou (Sutou Kouhei) |
1958 | |
| 70. | tmori (Takashi Mori) |
1945 | |
| 71. | koxudaxi (Koudai Aono) |
1931 | |
| 72. | sorairolake (Shun Sakai) |
1930 | |
| 73. | yutkat (Yuta Katayama) |
1924 | |
| 74. | 1024jp (1024jp) |
1918 | |
| 75. | Hiroshiba (Hiroshiba) |
1914 | |
| 76. | yshrsmz (Yasuhiro SHIMIZU) |
1888 | |
| 77. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
1880 | |
| 78. | yuwata (Yu Watanabe) |
1870 | |
| 79. | anatawa12 (anatawa12) |
1858 | |
| 80. | cho45 (Satoh, Hiroh) |
1854 | |
| 81. | mopemope (Yutaka Matsubara) |
1844 | |
| 82. | akatsuki105 (Akatsuki) |
1839 | |
| 83. | coliff (Christian Oliff) |
1833 | |
| 84. | ksoichiro (Soichiro Kashima) |
1815 | |
| 85. | dalance (Naoya Hatta) |
1814 | |
| 86. | sigma7863 (Sigma) |
1778 | |
| 87. | ursm (Keita Urashima) |
1778 | |
| 88. | houko (Evan) |
1766 | |
| 89. | taisukef (Taisuke Fukuno) |
1747 | |
| 90. | cpojer (Christoph Nakazawa) |
1737 | |
| 91. | walf443 (Keiji, Yoshimi) |
1707 | |
| 92. | norbusan (Norbert Preining) |
1701 | |
| 93. | shimbaco (Shimba, Koji) |
1662 | |
| 94. | mumoshu (Yusuke Kuoka) |
1658 | |
| 95. | Jannchie (Jianqi Pan) |
1647 | |
| 96. | miurahr (Hiroshi Miura) |
1640 | |
| 97. | matz (Yukihiro "Matz" Matsumoto) |
1635 | |
| 98. | kishikawakatsumi (Kishikawa Katsumi) |
1614 | |
| 99. | tatsuyafujisaki (Tatsuya Fujisaki) |
1604 | |
| 100. | atztogo (Atsushi Togo) |
1602 | |
| 101. | kmizu (Kota Mizushima) |
1593 | |
| 102. | skanehira (skanehira) |
1585 | |
| 103. | Songmu (Masayuki Matsuki) |
1579 | |
| 104. | kazupon (kazuya kawaguchi) |
1571 | |
| 105. | gfx (FUJI Goro) |
1567 | |
| 106. | ubugeeei (ubugeeei) |
1558 | |
| 107. | jsakamoto () |
1551 | |
| 108. | nateberkopec (Nate Berkopec) |
1544 | |
| 109. | onevcat (Wei Wang) |
1528 | |
| 110. | lestrrat (lestrrat) |
1461 | |
| 111. | nobu (Nobuyoshi Nakada) |
1442 | |
| 112. | komagata (Masaki Komagata) |
1433 | |
| 113. | zchee (Koichi Shiraishi) |
1410 | |
| 114. | koron (MURAOKA Taro) |
1390 | |
| 115. | Shougo (Shougo) |
1379 | |
| 116. | syuilo (syuilo) |
1364 | |
| 117. | sideshowbarker () |
1363 | |
| 118. | privatenumber (Hiroki Osame) |
1349 | |
| 119. | JohnTitor (Yuki Okushi) |
1343 | |
| 120. | Saqoosha (Saqoosha) |
1336 | |
| 121. | kaityo256 (Hiroshi Watanabe) |
1328 | |
| 122. | koic (Koichi ITO) |
1304 | |
| 123. | rigaya (rigaya) |
1288 | |
| 124. | kitao (Takashi Kitao) |
1285 | |
| 125. | rhysd (Linda_pp) |
1266 | |
| 126. | mayocream (Mayo Takanashi) |
1263 | |
| 127. | takahirom (Takahiro Menju) |
1262 | |
| 128. | yutannihilation (Hiroaki Yutani) |
1262 | |
| 129. | vraestoren (huok) |
1253 | |
| 130. | nobuyuki83 (Nobuyuki Umetani) |
1241 | |
| 131. | syohex (Shohei YOSHIDA) |
1229 | |
| 132. | davetang (Dave Tang) |
1209 | |
| 133. | inokawa () |
1200 | |
| 134. | neka-nat (k-tanaka) |
1183 | |
| 135. | sorah (Sorah Fukumori) |
1173 | |
| 136. | masarakki (masarakki) |
1145 | |
| 137. | nwiizo (nwiizo) |
1139 | |
| 138. | fygar256 (Taisuke Maekawa) |
1138 | |
| 139. | kazu-yamamoto (Kazu Yamamoto) |
1117 | |
| 140. | ykzts (Yamagishi Kazutoshi) |
1104 | |
| 141. | nwtgck (Ryo Ota) |
1101 | |
| 142. | ota-meshi (Yosuke Ota) |
1089 | |
| 143. | zcbenz (Cheng) |
1064 | |
| 144. | wkentaro (Kentaro Wada) |
1048 | |
| 145. | kazuho (Kazuho Oku) |
1040 | |
| 146. | mosuka (Minoru OSUKA) |
1039 | |
| 147. | usualoma (Taku Amano) |
1033 | |
| 148. | piroor (YUKI "Piro" Hiroshi) |
1032 | |
| 149. | seratch (Kazuhiro Sera) |
1015 | |
| 150. | eltociear (Ikko Eltociear Ashimine) |
1007 | |
| 151. | luadebug (Saikari) |
1004 | |
| 152. | udzura (Kondo Uchio) |
1001 | |
| 153. | pocke (Masataka Pocke Kuwabara) |
999 | |
| 154. | ko1 (Koichi Sasada) |
996 | |
| 155. | kawasima (Yoshitaka Kawashima) |
979 | |
| 156. | noborus (Noboru Saito) |
974 | |
| 157. | kyamagu (Kota Yamaguchi) |
967 | |
| 158. | smoogipoo (Dan Balasescu) |
967 | |
| 159. | Saul-Mirone (Mirone) |
965 | |
| 160. | waylandzhang (WAYLAND ZHANG) |
961 | |
| 161. | Kamesuta (Kamesuta) |
943 | |
| 162. | mpyw (mpyw) |
938 | |
| 163. | miurla (Yoshiki Miura) |
935 | |
| 164. | Watson1978 (Shizuo Fujita) |
929 | |
| 165. | otiai10 (Hiromu OCHIAI) |
917 | |
| 166. | momeemt (Mutsuha Asada) |
916 | |
| 167. | AungKaung1928 (Aung Kaung Myat) |
915 | |
| 168. | rsasaki0109 (rsasaki0109) |
901 | |
| 169. | yuuki (Yuuki TSUBOUCHI) |
900 | |
| 170. | konn (Hiromi Ishii) |
895 | |
| 171. | babarot (Masaki ISHIYAMA) |
888 | |
| 172. | dvcrn (David) |
885 | |
| 173. | zonuexe (USAMI Kenta) |
879 | |
| 174. | qnighy (Masaki Hara) |
872 | |
| 175. | shyouhei (卜部昌平) |
869 | |
| 176. | iAJue (阿珏) |
869 | |
| 177. | sugyan (Yoshihiro Sugi) |
869 | |
| 178. | msakai (Masahiro Sakai) |
868 | |
| 179. | sksat (sksat) |
868 | |
| 180. | fukamachi (Eitaro Fukamachi) |
867 | |
| 181. | icoxfog417 (Takahiro Kubo) |
863 | |
| 182. | kt3k (Yoshiya Hinosawa) |
858 | |
| 183. | fa0311 (ふぁ) |
857 | |
| 184. | uzulla (uzulla / Junichi Ishida) |
856 | |
| 185. | yusukebe (Yusuke Wada) |
856 | |
| 186. | rinsuki (rinsuki) |
853 | |
| 187. | soutaro (Soutaro Matsumoto) |
852 | |
| 188. | asukaminato0721 (Asuka Minato) |
852 | |
| 189. | smorimoto (Sora Morimoto) |
848 | |
| 190. | syoyo (Syoyo Fujita) |
847 | |
| 191. | nagadomi () |
843 | |
| 192. | takahashim (Masayoshi Takahashi) |
836 | |
| 193. | hashrock (hashrock) |
830 | |
| 194. | lepture (Hsiaoming Yang) |
829 | |
| 195. | nuskey8 (Yusuke Nakada) |
828 | |
| 196. | NicolasDorier (Nicolas Dorier) |
822 | |
| 197. | wass08 (Wassim SAMAD) |
822 | |
| 198. | repeatedly (Masahiro Nakagawa) |
809 | |
| 199. | biohack5079 (sagbi) |
808 | |
| 200. | wasabeef (Daichi Furiya) |
808 | |
| 201. | yowatanabe (Yoshiyuki Watanabe) |
801 | |
| 202. | aliceinwire (Arisu Tachibana) |
797 | |
| 203. | int128 (Hidetake Iwata) |
795 | |
| 204. | dai-shi (Daishi Kato) |
795 | |
| 205. | AchrafReyani (Achraf) |
794 | |
| 206. | XiaomingX (Y11) |
793 | |
| 207. | machida (machida) |
793 | |
| 208. | kenjinote (kenji) |
793 | |
| 209. | matanki-saito ((*`・∀・´*)) |
793 | |
| 210. | shogo4405 (shogo4405) |
785 | |
| 211. | fosskers (Colin Woodbury) |
777 | |
| 212. | martinheidegger (Martin Heidegger) |
777 | |
| 213. | ryo8000 (Ryo Hasegawa) |
774 | |
| 214. | ykob (Yoichi Kobayashi) |
772 | |
| 215. | siketyan (Naoki Ikeguchi) |
770 | |
| 216. | melpon (melpon) |
763 | |
| 217. | nuta (Seiya Nuta) |
757 | |
| 218. | muukii (Hiroshi Kimura) |
754 | |
| 219. | TimOliver (Tim Oliver) |
752 | |
| 220. | uezo (uezo) |
751 | |
| 221. | tanaikech (Kanshi TANAIKE) |
750 | |
| 222. | kazunori279 (Kaz Sato) |
748 | |
| 223. | hatoo () |
741 | |
| 224. | knu (Akinori Musha) |
732 | |
| 225. | xfoxfu (Yuze Fu) |
723 | |
| 226. | breezewish (Wish) |
722 | |
| 227. | willnet (Shinichi Maeshima) |
721 | |
| 228. | domenic (Domenic Denicola) |
721 | |
| 229. | Him188 (Him188) |
719 | |
| 230. | neuecc (Yoshifumi Kawai) |
716 | |
| 231. | c-bata (c-bata) |
712 | |
| 232. | cxxxr (cxxxr) |
711 | |
| 233. | kurone-kito (Kuroné Kito (黒音キト)) |
705 | |
| 234. | planetchili (chili) |
701 | |
| 235. | masui (Toshiyuki Masui) |
700 | |
| 236. | hewigovens (Tao Xu) |
699 | |
| 237. | wadackel (tsuyoshi wada) |
696 | |
| 238. | hardfist (hardfist) |
677 | |
| 239. | hadashiA (hadashiA) |
672 | |
| 240. | Jxck (Jxck) |
669 | |
| 241. | ngs (Atsushi NAGASE) |
667 | |
| 242. | egisatoshi (Satoshi Egi) |
665 | |
| 243. | uhyo (uhyo) |
654 | |
| 244. | ariaghora (Aria Ghora Prabono) |
650 | |
| 245. | lacolaco (Suguru Inatomi) |
649 | |
| 246. | haoict (Hao Nguyen) |
637 | |
| 247. | ryohey (ryohey) |
637 | |
| 248. | rmackay9 (Randy Mackay) |
636 | |
| 249. | reindex-ot (Re*Index. (ot_inc)) |
631 | |
| 250. | himkt (himkt) |
628 | |
| 251. | ninoseki (Manabu Niseki) |
627 | |
| 252. | hiroppy (Yuta Hiroto) |
621 | |
| 253. | SachaG (Sacha Greif) |
611 | |
| 254. | s1204IT (Syuugo) |
609 | |
| 255. | andrewmd5 (Andrew Sampson) |
606 | |
| 256. | hoothin () |
604 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 9 |
| 2. | vim-jp | 6 |
| 3. | epicgames | 6 |
| 4. | oss-gate | 5 |
| 5. | perl-users-jp | 5 |
| 6. | ruby-no-kai | 5 |
| 7. | asakusarb | 5 |
| 8. | web-platform-tests | 4 |
| 9. | groonga | 4 |
| 10. | reviewdog | 4 |