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 2026-07-22 14:40:10 +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 138996 total users in the region and you need at least 224 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) |
36031 | |
| 2. | MagicalTux (Mark Karpelès) |
32495 | |
| 3. | rsasaki0109 (Ryohei Sasaki) |
23426 | |
| 4. | yuiseki (yuiseki) |
17147 | |
| 5. | mizchi (Kotaro Chikuba) |
15924 | |
| 6. | j5ik2o (Junichi Kato) |
13225 | |
| 7. | tokuhirom (Tokuhiro Matsuno) |
12593 | |
| 8. | syoyo (Syoyo Fujita) |
9420 | |
| 9. | fumiya-kume (kuu(Fumiya Kume)) |
9116 | |
| 10. | yanorei32 (Ray Yano | あねてあ) |
8858 | |
| 11. | unhappychoice (Yuji Ueki) |
8743 | |
| 12. | manman4 (manman4) |
8524 | |
| 13. | sile (Takeru Ohta) |
8450 | |
| 14. | tekezo (Takayama Fumihiko) |
8444 | |
| 15. | mizzy (Gosuke Miyashita) |
7147 | |
| 16. | shogo82148 (ICHINOSE Shogo) |
7062 | |
| 17. | lhl (Leonard) |
7060 | |
| 18. | taiki-e (Taiki Endo) |
6850 | |
| 19. | miyako (Keisuke Miyako) |
6527 | |
| 20. | ubugeeei (ubugeeei) |
6465 | |
| 21. | zonuexe (USAMI Kenta) |
6449 | |
| 22. | ryota-murakami (Ryota Murakami) |
6416 | |
| 23. | ko1 (Koichi Sasada) |
6320 | |
| 24. | matz (Yukihiro "Matz" Matsumoto) |
6254 | |
| 25. | koriym (Akihito Koriyama) |
6244 | |
| 26. | sue445 (Go Sueyoshi) |
6119 | |
| 27. | k1LoW (Ken’ichiro Oyama) |
5951 | |
| 28. | hsbt (Hiroshi SHIBATA) |
5939 | |
| 29. | 1amageek (1amageek) |
5902 | |
| 30. | conao3 (Naoya Yamashita) |
5832 | |
| 31. | yuki-kimoto (Yuki Kimoto) |
5830 | |
| 32. | guitarrapc (Ikiru Yoshizaki) |
5662 | |
| 33. | azu (azu) |
5546 | |
| 34. | xuwei-k (kenji yoshida) |
5462 | |
| 35. | hakatashi (Koki Takahashi) |
5345 | |
| 36. | lestrrat (lestrrat) |
5017 | |
| 37. | YumNumm (Ryotaro Onoue) |
4725 | |
| 38. | mumoshu (Yusuke Kuoka) |
4707 | |
| 39. | PINTO0309 (Katsuya Hyodo) |
4660 | |
| 40. | sxzz (Kevin Deng) |
4590 | |
| 41. | mattn (mattn) |
4531 | |
| 42. | sksat (sksat) |
4528 | |
| 43. | shinh (Shinichiro Hamaji) |
4489 | |
| 44. | halogenandtoast (Matthew Mongeau) |
4471 | |
| 45. | EdamAme-x (EdamAmex) |
4434 | |
| 46. | houko (Evan) |
4320 | |
| 47. | ursm (Keita Urashima) |
4306 | |
| 48. | kurone-kito (Kuroné Kito (黒音キト)) |
4152 | |
| 49. | dalance (Naoya Hatta) |
3738 | |
| 50. | toastkidjp (Toast kid) |
3695 | |
| 51. | amatsuda (Akira Matsuda) |
3694 | |
| 52. | yasulab (Yohei Yasukawa) |
3629 | |
| 53. | bobbens (Edgar Simo-Serra) |
3532 | |
| 54. | sapphi-red (翠) |
3465 | |
| 55. | yamadashy (Kazuki Yamada) |
3417 | |
| 56. | yug1224 (Yuji Yamaguchi) |
3359 | |
| 57. | fujiwara (FUJIWARA Shunichiro) |
3329 | |
| 58. | ianlewis (Ian Lewis) |
3310 | |
| 59. | tk0miya (Takeshi KOMIYA) |
3298 | |
| 60. | harupy (Harutaka Kawamura) |
3267 | |
| 61. | takahashim (Masayoshi Takahashi) |
3234 | |
| 62. | wkentaro (Kentaro Wada) |
3228 | |
| 63. | suzuki-shunsuke (Shunsuke Suzuki) |
3142 | |
| 64. | sevenc-nanashi (Nanashi.) |
3100 | |
| 65. | komagata (Masaki Komagata) |
3087 | |
| 66. | himkt (himkt) |
3084 | |
| 67. | hoochanlon (123456) |
3006 | |
| 68. | making (Toshiaki Maki) |
2993 | |
| 69. | mashharuki (Haruki Kondo) |
2980 | |
| 70. | hakuturu583 (Masaya Kataoka) |
2920 | |
| 71. | gfx (FUJI Goro) |
2842 | |
| 72. | 1024jp (1024jp) |
2761 | |
| 73. | lambdalisue (Λlisue) |
2721 | |
| 74. | whoisdjam (Binary) |
2700 | |
| 75. | keijiro (Keijiro Takahashi) |
2680 | |
| 76. | tkoyama010 (Tetsuo Koyama) |
2679 | |
| 77. | kazupon (kazuya kawaguchi) |
2667 | |
| 78. | shimbaco (Shimba, Koji) |
2621 | |
| 79. | bee-san (Autumn (Bee)) |
2606 | |
| 80. | kmizu (Kota Mizushima) |
2582 | |
| 81. | kitao (Takashi Kitao) |
2472 | |
| 82. | Jannchie (Jianqi Pan) |
2423 | |
| 83. | atsushieno (Atsushi Eno) |
2407 | |
| 84. | ksoichiro (Soichiro Kashima) |
2377 | |
| 85. | sotarok (Sotaro Karasawa) |
2347 | |
| 86. | zchee (Koichi Shiraishi) |
2324 | |
| 87. | john-rocky (Daisuke Majima) |
2306 | |
| 88. | hajimehoshi (Hajime Hoshi) |
2294 | |
| 89. | sigma7863 (Sigma) |
2276 | |
| 90. | walf443 (Keiji, Yoshimi) |
2263 | |
| 91. | hi-ogawa (Hiroshi Ogawa) |
2256 | |
| 92. | kishikawakatsumi (Kishikawa Katsumi) |
2212 | |
| 93. | yshrsmz (Yasuhiro SHIMIZU) |
2201 | |
| 94. | nateberkopec (Nate Berkopec) |
2200 | |
| 95. | terasakisatoshi (Satoshi Terasaki) |
2199 | |
| 96. | aviatesk (Shuhei Kadowaki) |
2192 | |
| 97. | onevcat (Wei Wang) |
2184 | |
| 98. | gkjohnson (Garrett Johnson) |
2176 | |
| 99. | tmori (Takashi Mori) |
2129 | |
| 100. | rigaya (rigaya) |
2072 | |
| 101. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2041 | |
| 102. | enliven17 (cankat) |
2004 | |
| 103. | AkihiroSuda (Akihiro Suda) |
1997 | |
| 104. | anatawa12 (anatawa12) |
1989 | |
| 105. | skanehira (skanehira) |
1960 | |
| 106. | atztogo (Atsushi Togo) |
1950 | |
| 107. | Songmu (Masayuki Matsuki) |
1947 | |
| 108. | kawasima (Yoshitaka Kawashima) |
1916 | |
| 109. | yutkat (Yuta Katayama) |
1878 | |
| 110. | JohnTitor (Yuki Okushi) |
1821 | |
| 111. | Saqoosha (Saqoosha) |
1816 | |
| 112. | tokoik (Kohe Tokoi) |
1798 | |
| 113. | Hiroshiba (Hiroshiba) |
1798 | |
| 114. | mopemope (Yutaka Matsubara) |
1785 | |
| 115. | koron (MURAOKA Taro) |
1783 | |
| 116. | koxudaxi (Koudai Aono) |
1749 | |
| 117. | cpojer (Christoph Nakazawa) |
1744 | |
| 118. | coliff (Christian Oliff) |
1733 | |
| 119. | sorairolake (Shun Sakai) |
1726 | |
| 120. | kou (Sutou Kouhei) |
1697 | |
| 121. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
1681 | |
| 122. | rob0pup (Robin) |
1661 | |
| 123. | jsakamoto () |
1660 | |
| 124. | norbusan (Norbert Preining) |
1649 | |
| 125. | koic (Koichi ITO) |
1649 | |
| 126. | nwtgck (Ryo Ota) |
1614 | |
| 127. | miurahr (Hiroshi Miura) |
1602 | |
| 128. | sorah (Sorah Fukumori) |
1599 | |
| 129. | tyoshikawa1106 (Taiki Yoshikawa) |
1594 | |
| 130. | peppy (Dean Herbert) |
1587 | |
| 131. | shyouhei (卜部昌平) |
1577 | |
| 132. | kt3k (Yoshiya Hinosawa) |
1576 | |
| 133. | taisukef (Taisuke Fukuno) |
1571 | |
| 134. | mpyw (mpyw) |
1557 | |
| 135. | Shougo (Shougo) |
1550 | |
| 136. | sideshowbarker () |
1535 | |
| 137. | SethRobinson (Seth Robinson) |
1535 | |
| 138. | waylandzhang (WAYLAND ZHANG) |
1457 | |
| 139. | privatenumber (Hiroki Osame) |
1455 | |
| 140. | yuwata (Yu Watanabe) |
1454 | |
| 141. | inokawa () |
1453 | |
| 142. | kazuho (Kazuho Oku) |
1452 | |
| 143. | haya14busa (haya14busa) |
1449 | |
| 144. | mcgoon (van) |
1443 | |
| 145. | konn (Hiromi Ishii) |
1441 | |
| 146. | cho45 (Satoh, Hiroh) |
1413 | |
| 147. | vraestoren (huok) |
1412 | |
| 148. | kexi (Kei Nakayama) |
1392 | |
| 149. | nobu (Nobuyoshi Nakada) |
1391 | |
| 150. | lepture (Hsiaoming Yang) |
1387 | |
| 151. | babarot (Masaki ISHIYAMA) |
1375 | |
| 152. | pocke (Masataka Pocke Kuwabara) |
1353 | |
| 153. | zapabob (峯岸 亮) |
1352 | |
| 154. | ykzts (Yamagishi Kazutoshi) |
1338 | |
| 155. | udzura (Kondo Uchio) |
1327 | |
| 156. | RobertTLange (Robert Tjarko Lange) |
1324 | |
| 157. | takahirom (Takahiro Menju) |
1310 | |
| 158. | otiai10 (Hiromu OCHIAI) |
1283 | |
| 159. | syohex (Shohei YOSHIDA) |
1281 | |
| 160. | TimOliver (Tim Oliver) |
1279 | |
| 161. | SebastienGllmt (Sebastien Guillemot) |
1276 | |
| 162. | tatsuyafujisaki (Tatsuya Fujisaki) |
1274 | |
| 163. | seratch (Kazuhiro Sera) |
1256 | |
| 164. | kaityo256 (Hiroshi Watanabe) |
1253 | |
| 165. | mosuka (Minoru OSUKA) |
1219 | |
| 166. | trust-delta (trust-delta) |
1214 | |
| 167. | akatsuki105 (Akatsuki) |
1210 | |
| 168. | rui314 (Rui Ueyama) |
1209 | |
| 169. | nwiizo (nwiizo) |
1203 | |
| 170. | fygar256 (Taisuke Maekawa) |
1198 | |
| 171. | kyamagu (Kota Yamaguchi) |
1196 | |
| 172. | craftzdog (Takuya Matsuyama) |
1196 | |
| 173. | Rokt33r (Junyoung Choi) |
1176 | |
| 174. | knu (Akinori Musha) |
1169 | |
| 175. | yutannihilation (Hiroaki Yutani) |
1162 | |
| 176. | masarakki (masarakki) |
1160 | |
| 177. | masuidrive (Yuichiro MASUI) |
1154 | |
| 178. | rhysd (Linda_pp) |
1152 | |
| 179. | davetang (Dave Tang) |
1139 | |
| 180. | kazunori279 (Kaz Sato) |
1128 | |
| 181. | wasabeef (Daichi Furiya) |
1108 | |
| 182. | yusukebe (Yusuke Wada) |
1104 | |
| 183. | wadackel (tsuyoshi wada) |
1096 | |
| 184. | Kamesuta (Kamesuta) |
1087 | |
| 185. | Makio64 (Makio64) |
1086 | |
| 186. | ota-meshi (Yosuke Ota) |
1073 | |
| 187. | mayocream (Mayo Takanashi) |
1070 | |
| 188. | iAJue (阿珏) |
1070 | |
| 189. | ariaghora (Aria Ghora Prabono) |
1068 | |
| 190. | haoict (Hao Nguyen) |
1067 | |
| 191. | Watson1978 (Shizuo Fujita) |
1057 | |
| 192. | hashrock (hashrock) |
1054 | |
| 193. | egisatoshi (Satoshi Egi) |
1048 | |
| 194. | noborus (Noboru Saito) |
1046 | |
| 195. | hatoo () |
1044 | |
| 196. | shirakaba (Jamie Birch) |
1040 | |
| 197. | jfbastien (JF Bastien) |
1039 | |
| 198. | biohack5079 (sagbi) |
1036 | |
| 199. | rinsuki (rinsuki) |
1033 | |
| 200. | mika-f (MOCHIZUKI Kanon) |
1026 | |
| 201. | yuuki (Yuuki TSUBOUCHI) |
1020 | |
| 202. | melpon (melpon) |
1019 | |
| 203. | Jxck (Jxck) |
1009 | |
| 204. | neka-nat (k-tanaka) |
1008 | |
| 205. | luadebug (Saikari) |
1003 | |
| 206. | hotchpotch (Yuichi Tateno (secon)) |
1001 | |
| 207. | aoi1026 (AOI) |
998 | |
| 208. | hadashiA (hadashiA) |
997 | |
| 209. | aki-ph-chem (Aki) |
993 | |
| 210. | shimat (shimat) |
991 | |
| 211. | fa0311 (ふぁ) |
980 | |
| 212. | onyx766 (Onyx) |
974 | |
| 213. | eltociear (Ikko Eltociear Ashimine) |
959 | |
| 214. | fujita (FUJITA Tomonori) |
943 | |
| 215. | hewigovens (Tao Xu) |
937 | |
| 216. | nuskey8 (Yusuke Nakada) |
932 | |
| 217. | repeatedly (Masahiro Nakagawa) |
919 | |
| 218. | piroor (YUKI "Piro" Hiroshi) |
907 | |
| 219. | SachaG (Sacha Greif) |
903 | |
| 220. | dai-shi (Daishi Kato) |
896 | |
| 221. | usualoma (Taku Amano) |
892 | |
| 222. | XiaomingX (Y11) |
881 | |
| 223. | yuto-kazuma (Yuto Kazuma) |
877 | |
| 224. | msakai (Masahiro Sakai) |
877 | |
| 225. | syuilo (syuilo) |
874 | |
| 226. | nakasyou (Shotaro Nakamura) |
867 | |
| 227. | watilde (Daijiro Wachi) |
854 | |
| 228. | AungKaung1928 (Aung Kaung Myat) |
847 | |
| 229. | NicolasDorier (Nicolas Dorier) |
842 | |
| 230. | uhyo (uhyo) |
842 | |
| 231. | lacolaco (Suguru Inatomi) |
841 | |
| 232. | momeemt (Mutsuha Asada) |
838 | |
| 233. | fukamachi (Eitaro Fukamachi) |
833 | |
| 234. | c-bata (c-bata) |
826 | |
| 235. | ngs (Atsushi NAGASE) |
821 | |
| 236. | tanaikech (Kanshi TANAIKE) |
818 | |
| 237. | viasnake (snake) |
806 | |
| 238. | daitomanabe (Daito Manabe) |
804 | |
| 239. | smoogipoo (Dan Balasescu) |
801 | |
| 240. | miurla (Yoshiki Miura) |
800 | |
| 241. | ymotongpoo (Yoshi Yamaguchi) |
792 | |
| 242. | iebb (ieb) |
791 | |
| 243. | martinheidegger (Martin Heidegger) |
785 | |
| 244. | uezo (uezo) |
780 | |
| 245. | cordx56 (Yuki Okamoto) |
776 | |
| 246. | icoxfog417 (Takahiro Kubo) |
770 | |
| 247. | shibukawa (Yoshiki Shibukawa) |
769 | |
| 248. | aliceinwire (Arisu Tachibana) |
768 | |
| 249. | rosylilly (Sho Kusano) |
767 | |
| 250. | bokuweb (bokuweb) |
767 | |
| 251. | dvcrn (David) |
761 | |
| 252. | tigercosmos (Liu, An-Chi) |
761 | |
| 253. | kazu-yamamoto (Kazu Yamamoto) |
742 | |
| 254. | kazeburo (Masahiro Nagano) |
741 | |
| 255. | int128 (Hidetake Iwata) |
738 | |
| 256. | yowatanabe (Yoshiyuki Watanabe) |
738 |
| Rank | Organization | Members |
|---|---|---|
| 1. | ruby | 8 |
| 2. | vim-jp | 6 |
| 3. | epicgames | 5 |
| 4. | perl-users-jp | 5 |
| 5. | ruby-no-kai | 5 |
| 6. | asakusarb | 5 |
| 7. | emacs-jp | 4 |
| 8. | fluent | 4 |
| 9. | reviewdog | 4 |
| 10. | oss-gate | 4 |