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 2026-06-17 14:31:16 +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 contributions for each user (public & private). There are 136100 total users in the region and you need at least 126 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_private/USERNAME)
For organizations, you need to use a slightly different markup:
[](https://org-badge.committers.top/japan_private/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) |
99093 | |
| 2. | Takazudo (Takeshi Takatsudo) |
45165 | |
| 3. | kishikawakatsumi (Kishikawa Katsumi) |
41796 | |
| 4. | rsasaki0109 (Ryohei Sasaki) |
24074 | |
| 5. | MagicalTux (Mark Karpelès) |
22827 | |
| 6. | cybergarage (Satoshi Konno) |
22131 | |
| 7. | mizchi (Kotaro Chikuba) |
21207 | |
| 8. | terasakisatoshi (Satoshi Terasaki) |
20971 | |
| 9. | baba-s (baba_s) |
20872 | |
| 10. | houko (Evan) |
20716 | |
| 11. | yuiseki (yuiseki) |
20631 | |
| 12. | unhappychoice (Yuji Ueki) |
20336 | |
| 13. | Songmu (Masayuki Matsuki) |
18191 | |
| 14. | normful (Norman Sue) |
18127 | |
| 15. | shinh (Shinichiro Hamaji) |
18083 | |
| 16. | shikajiro (shikajiro) |
17898 | |
| 17. | dev-yakuza (DeKu) |
17288 | |
| 18. | j5ik2o (Junichi Kato) |
16822 | |
| 19. | ncaq () |
16768 | |
| 20. | fumiya-kume (kuu(Fumiya Kume)) |
16409 | |
| 21. | tokuhirom (Tokuhiro Matsuno) |
16217 | |
| 22. | mizzy (Gosuke Miyashita) |
15721 | |
| 23. | winebarrel (Genki Sugawara) |
15463 | |
| 24. | Coordinate-Cat (Ocat) |
15356 | |
| 25. | manman4 (manman4) |
15295 | |
| 26. | lhl (Leonard) |
15084 | |
| 27. | morizyun (morizyun) |
14431 | |
| 28. | yuzushioh (yuzushioh) |
14368 | |
| 29. | babarot (Masaki ISHIYAMA) |
14239 | |
| 30. | ukonpower (ukonpower) |
13817 | |
| 31. | amachang (Hitoshi Amano) |
13591 | |
| 32. | siketyan (Naoki Ikeguchi) |
13167 | |
| 33. | harupy (Harutaka Kawamura) |
12679 | |
| 34. | bokuweb (bokuweb) |
12556 | |
| 35. | MH4GF (Hirotaka Miyagi) |
12249 | |
| 36. | saltyshiomix (Shiono Yoshihide) |
11981 | |
| 37. | suzuki-shunsuke (Shunsuke Suzuki) |
11637 | |
| 38. | k-takeuchi220 (Katsushi Takeuchi) |
11459 | |
| 39. | luvtechno (Yoshinori Kawasaki) |
11409 | |
| 40. | sile (Takeru Ohta) |
11270 | |
| 41. | dtaniwaki (Daisuke Taniwaki) |
11049 | |
| 42. | coliff (Christian Oliff) |
11000 | |
| 43. | YumNumm (Ryotaro Onoue) |
10768 | |
| 44. | sksat (sksat) |
10567 | |
| 45. | riseshia (Shia) |
10515 | |
| 46. | myuon (myuon) |
10314 | |
| 47. | spinute (Pin) |
10256 | |
| 48. | ubugeeei (ubugeeei) |
10169 | |
| 49. | ssig33 (ssig33) |
9863 | |
| 50. | guitarrapc (Ikiru Yoshizaki) |
9680 | |
| 51. | yaneurao (yaneurao) |
9524 | |
| 52. | nkjzm (Nakaji Kohki) |
9494 | |
| 53. | ryota-murakami (Ryota Murakami) |
9110 | |
| 54. | sotetsuk (Sotetsu KOYAMADA) |
9108 | |
| 55. | xuwei-k (kenji yoshida) |
9061 | |
| 56. | sue445 (Go Sueyoshi) |
9029 | |
| 57. | touyou (Fujii Yosuke) |
9000 | |
| 58. | builtinnya (Naoto Yokoyama) |
8869 | |
| 59. | kjirou (Kojiro Ishii) |
8850 | |
| 60. | susieyy (yohei sugigami) |
8814 | |
| 61. | shinaoka (Hiroshi Shinaoka) |
8767 | |
| 62. | seanchas116 (Ryohei Ikegami) |
8762 | |
| 63. | shogo82148 (ICHINOSE Shogo) |
8720 | |
| 64. | technote-space (Takahashi) |
8716 | |
| 65. | sapphi-red (翠) |
8633 | |
| 66. | kurone-kito (Kuroné Kito (黒音キト)) |
8574 | |
| 67. | yshrsmz (Yasuhiro SHIMIZU) |
8530 | |
| 68. | privatenumber (Hiroki Osame) |
8505 | |
| 69. | okunokentaro (OKUNOKENTARO) |
8455 | |
| 70. | ashryanbeats (Ash Ryan Arnwine) |
8411 | |
| 71. | bootjp (Yoshiaki Ueda (bootjp)) |
8357 | |
| 72. | hsbt (Hiroshi SHIBATA) |
8356 | |
| 73. | h3poteto (AkiraFukushima) |
8352 | |
| 74. | nateberkopec (Nate Berkopec) |
8300 | |
| 75. | nulltask (Seiya KONNO) |
8259 | |
| 76. | lambdalisue (Λlisue) |
8127 | |
| 77. | lan496 (Kohei Shinohara) |
8102 | |
| 78. | yanorei32 (Ray Yano | あねてあ) |
8058 | |
| 79. | exoego (TATSUNO “Taz” Yasuhiro) |
7908 | |
| 80. | dragon3 (Ryuzo Yamamoto) |
7860 | |
| 81. | koriym (Akihito Koriyama) |
7773 | |
| 82. | taiki-e (Taiki Endo) |
7750 | |
| 83. | wadackel (tsuyoshi wada) |
7708 | |
| 84. | fukayatsu (Atsuo Fukaya) |
7642 | |
| 85. | yamadashy (Kazuki Yamada) |
7640 | |
| 86. | m-mizutani (Masayoshi Mizutani) |
7535 | |
| 87. | kenn (Kenn Ejima) |
7477 | |
| 88. | takahirom (Takahiro Menju) |
7425 | |
| 89. | toshi0383 (Toshihiro Suzuki) |
7355 | |
| 90. | tekezo (Takayama Fumihiko) |
7345 | |
| 91. | koki-develop (Koki Sato) |
7339 | |
| 92. | otiai10 (Hiromu OCHIAI) |
7335 | |
| 93. | vvakame (Masahiro Wakame) |
7328 | |
| 94. | conao3 (Naoya Yamashita) |
7282 | |
| 95. | yuya-takeyama (Yuya Takeyama) |
7263 | |
| 96. | retoruto-carry (れとるときゃりー) |
7255 | |
| 97. | horita-yuya (horita-yuya) |
7196 | |
| 98. | ohbarye (Masato Ohba) |
7195 | |
| 99. | omochi (omochimetaru) |
7189 | |
| 100. | miyako (Keisuke Miyako) |
7178 | |
| 101. | ianlewis (Ian Lewis) |
7063 | |
| 102. | k1LoW (Ken’ichiro Oyama) |
7053 | |
| 103. | yug1224 (Yuji Yamaguchi) |
7051 | |
| 104. | a-r-g-v (Yuki Mukasa ( a_r_g_v )) |
7044 | |
| 105. | nuitsjp (Atsushi Nakamura) |
7027 | |
| 106. | airtoxin (Ryoji Miyazato) |
6974 | |
| 107. | rjyo (Jo) |
6918 | |
| 108. | laysakura (Sho Nakatani) |
6899 | |
| 109. | rob0pup (R²) |
6889 | |
| 110. | azu (azu) |
6853 | |
| 111. | coji (Coji Mizoguchi) |
6840 | |
| 112. | tkoyama010 (Tetsuo Koyama) |
6835 | |
| 113. | sobri909 (Matt Greenfield) |
6825 | |
| 114. | k-nasa (nasa) |
6743 | |
| 115. | kotarella1110 (Kotaro Sugawara) |
6683 | |
| 116. | eggplants (haruna) |
6680 | |
| 117. | ursm (Keita Urashima) |
6673 | |
| 118. | mika-f (MOCHIZUKI Kanon) |
6668 | |
| 119. | champierre (Junya Ishihara) |
6652 | |
| 120. | hogelog (hogelog) |
6608 | |
| 121. | edom18 (edo) |
6563 | |
| 122. | mattatz (Masatatsu Nakamura) |
6472 | |
| 123. | LumaKernel (Luma) |
6471 | |
| 124. | Kanahiro (Kanahiro Iguchi) |
6436 | |
| 125. | 1amageek (1amageek) |
6397 | |
| 126. | atusy () |
6372 | |
| 127. | cutmail (Tatsuya Arai) |
6366 | |
| 128. | magurotuna (Yusuke Tanaka) |
6339 | |
| 129. | hhatto (Hideo Hattori) |
6306 | |
| 130. | EdamAme-x (EdamAmex) |
6285 | |
| 131. | Saqoosha (Saqoosha) |
6272 | |
| 132. | dvcrn (David) |
6226 | |
| 133. | naichilab (naichi) |
6178 | |
| 134. | seriaati (seria) |
6174 | |
| 135. | sotarok (Sotaro Karasawa) |
6149 | |
| 136. | Code-Hex (Kei Kamikawa) |
6134 | |
| 137. | UdonDa (Udon) |
6098 | |
| 138. | sys1yagi (Toshihiro Yagi) |
6081 | |
| 139. | kojix2 () |
6078 | |
| 140. | banyan (Kohei Hasegawa) |
6059 | |
| 141. | 3846masa (Masahiro Miyashiro (3846masa)) |
6055 | |
| 142. | hakatashi (Koki Takahashi) |
6027 | |
| 143. | rosylilly (Sho Kusano) |
6016 | |
| 144. | sxzz (Kevin Deng) |
5929 | |
| 145. | ngs (Atsushi NAGASE) |
5859 | |
| 146. | waylandzhang (WAYLAND ZHANG) |
5847 | |
| 147. | hakuturu583 (Masaya Kataoka) |
5811 | |
| 148. | kosukesaigusa (Kosuke Saigusa) |
5800 | |
| 149. | akameco (akameco) |
5795 | |
| 150. | XiaomingX (Y11) |
5745 | |
| 151. | catnose99 (catnose) |
5741 | |
| 152. | yasulab (Yohei Yasukawa) |
5740 | |
| 153. | yuki-kimoto (Yuki Kimoto) |
5735 | |
| 154. | wajahat-ali-mir-dev (Wajahat Ali Mir) |
5675 | |
| 155. | anchan828 (Keigo Ando) |
5673 | |
| 156. | mogaming217 (moga) |
5672 | |
| 157. | lestrrat (lestrrat) |
5672 | |
| 158. | ogaclejapan (ogaclejapan) |
5654 | |
| 159. | hajimehoshi (Hajime Hoshi) |
5616 | |
| 160. | morizotter (Morita Naoki) |
5615 | |
| 161. | mahata (Yasunori MAHATA) |
5595 | |
| 162. | genki (Genki Takiuchi) |
5588 | |
| 163. | 2222-42 (Stephen S.H. a.k.a. 大王) |
5587 | |
| 164. | katahiromz (Katayama Hirofumi MZ) |
5519 | |
| 165. | yohamta0 (Yota Hamada) |
5518 | |
| 166. | sota1235 (Sota Sugiura) |
5517 | |
| 167. | syoyo (Syoyo Fujita) |
5501 | |
| 168. | Slowhand0309 (Slowhand) |
5473 | |
| 169. | 2bbb (2bit) |
5462 | |
| 170. | guo-yu (Guo Yu) |
5441 | |
| 171. | cxxxr (cxxxr) |
5380 | |
| 172. | juno (Junya Ogura) |
5378 | |
| 173. | jfbastien (JF Bastien) |
5375 | |
| 174. | boxp (Keitaro Takeuchi) |
5372 | |
| 175. | hideakitai (Hideaki Tai) |
5371 | |
| 176. | okotaku (takuoko) |
5347 | |
| 177. | ryotarai (Ryota Arai) |
5322 | |
| 178. | breezewish (Wish) |
5306 | |
| 179. | john-rocky (Daisuke Majima) |
5292 | |
| 180. | seratch (Kazuhiro Sera) |
5289 | |
| 181. | malaybaku (Baku Dreameater) |
5286 | |
| 182. | kexi (Kei Nakayama) |
5284 | |
| 183. | snoozer05 (SHIMADA Koji) |
5263 | |
| 184. | Hiroshiba (Hiroshiba) |
5244 | |
| 185. | bmf-san (Kenta Takeuchi) |
5232 | |
| 186. | r-plus (r-plus) |
5221 | |
| 187. | kaelaela (Yuichi Maekawa) |
5206 | |
| 188. | TakuSemba (TakuSemba) |
5188 | |
| 189. | mackysoft (Makihiro) |
5178 | |
| 190. | tk0miya (Takeshi KOMIYA) |
5174 | |
| 191. | kyubuns (kyubuns) |
5165 | |
| 192. | wkentaro (Kentaro Wada) |
5135 | |
| 193. | hirokidaichi (hirokidaichi) |
5127 | |
| 194. | hi-ogawa (Hiroshi Ogawa) |
5125 | |
| 195. | timakin (Seiji Takahashi) |
5125 | |
| 196. | JohnTitor (Yuki Okushi) |
5096 | |
| 197. | RobertTLange (Robert Tjarko Lange) |
5051 | |
| 198. | tnantoka (Tatsuya Tobioka) |
5020 | |
| 199. | newraina (newraina) |
4985 | |
| 200. | shu223 (Shuichi Tsutsumi) |
4957 | |
| 201. | deatiger (deatiger) |
4949 | |
| 202. | masutaka (Takashi Masuda) |
4940 | |
| 203. | Him188 (Him188) |
4940 | |
| 204. | ko1 (Koichi Sasada) |
4915 | |
| 205. | amake (Aaron Madlon-Kay) |
4913 | |
| 206. | ochyai (Yoichi OCHIAI) |
4887 | |
| 207. | TimOliver (Tim Oliver) |
4863 | |
| 208. | europanite (europanite) |
4845 | |
| 209. | hotchpotch (Yuichi Tateno (secon)) |
4833 | |
| 210. | uribo (Shinya Uryu) |
4793 | |
| 211. | onevcat (Wei Wang) |
4751 | |
| 212. | dennybritz (Denny Britz) |
4751 | |
| 213. | yuichkun (Yuichi Yogo) |
4734 | |
| 214. | eiel (HIMURA Tomohiko) |
4717 | |
| 215. | wkh237 (Ben Hsieh) |
4685 | |
| 216. | yukukotani (Yuku Kotani) |
4660 | |
| 217. | iebb (ieb) |
4655 | |
| 218. | AdingApkgg (Asuna) |
4629 | |
| 219. | AkihiroSuda (Akihiro Suda) |
4594 | |
| 220. | hymkor (HAYAMA Kaoru) |
4584 | |
| 221. | matz (Yukihiro "Matz" Matsumoto) |
4551 | |
| 222. | masuidrive (Yuichiro MASUI) |
4517 | |
| 223. | fetus-hina (AIZAWA Hina) |
4487 | |
| 224. | baryon (LI Long) |
4469 | |
| 225. | rikusato0 (Riku Sato) |
4468 | |
| 226. | anatawa12 (anatawa12) |
4461 | |
| 227. | ykzts (Yamagishi Kazutoshi) |
4456 | |
| 228. | hikettei (hikettei) |
4444 | |
| 229. | kou (Sutou Kouhei) |
4439 | |
| 230. | sorah (Sorah Fukumori) |
4439 | |
| 231. | mesqueeb (Luca Ban) |
4432 | |
| 232. | nwiizo (nwiizo) |
4408 | |
| 233. | lacolaco (Suguru Inatomi) |
4407 | |
| 234. | halogenandtoast (Matthew Mongeau) |
4400 | |
| 235. | peppy (Dean Herbert) |
4392 | |
| 236. | mattn (mattn) |
4392 | |
| 237. | GalvinGao (GalvinGao) |
4363 | |
| 238. | inokawa () |
4351 | |
| 239. | daitomanabe (Daito Manabe) |
4324 | |
| 240. | Yesterday17 (Yesterday17) |
4298 | |
| 241. | peaceiris (Shohei Ueda) |
4296 | |
| 242. | trust-delta (trust-delta) |
4292 | |
| 243. | jun06t (Junpei Tsuji) |
4287 | |
| 244. | IloveNooodles (Muhammad Garebaldhie Er Rahman) |
4284 | |
| 245. | dahatake (Daiyu Hatakeyama) |
4239 | |
| 246. | ksoichiro (Soichiro Kashima) |
4236 | |
| 247. | sivchari (Takuma Shibuya) |
4228 | |
| 248. | gfx (FUJI Goro) |
4207 | |
| 249. | linyows (Tomohisa Oda) |
4201 | |
| 250. | mori-atsushi (Mori Atsushi) |
4200 | |
| 251. | Jannchie (Jianqi Pan) |
4194 | |
| 252. | sevenc-nanashi (Nanashi.) |
4187 | |
| 253. | akiomik (Akiomi KAMAKURA) |
4183 | |
| 254. | kyo-ago (kyo_ago) |
4183 | |
| 255. | upamune (Yu SERIZAWA) |
4177 | |
| 256. | hamster1963 (仓鼠) |
4169 |
| Rank | Organization | Members |
|---|---|---|
| 1. | reviewdog | 5 |
| 2. | mercari | 4 |
| 3. | emacs-jp | 4 |
| 4. | asakusarb | 4 |
| 5. | ruby | 4 |
| 6. | potatotips | 4 |
| 7. | epicgames | 4 |
| 8. | voicevox | 3 |
| 9. | hiki | 3 |
| 10. | ruby-no-kai | 3 |