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 2026-05-12 09:58:46 +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 133422 total users in the region and you need at least 198 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) |
98798 | |
| 2. | kishikawakatsumi (Kishikawa Katsumi) |
41296 | |
| 3. | baba-s (baba_s) |
25226 | |
| 4. | yuiseki (yuiseki) |
20829 | |
| 5. | unhappychoice (Yuji Ueki) |
18051 | |
| 6. | Songmu (Masayuki Matsuki) |
17830 | |
| 7. | shinh (Shinichiro Hamaji) |
17636 | |
| 8. | mizchi (Kotaro Chikuba) |
17554 | |
| 9. | dev-yakuza (DeKu) |
15399 | |
| 10. | amachang (Hitoshi Amano) |
15282 | |
| 11. | Coordinate-Cat (Ocat) |
15104 | |
| 12. | manman4 (manman4) |
14893 | |
| 13. | winebarrel (Genki Sugawara) |
14831 | |
| 14. | houko (Evan) |
14458 | |
| 15. | tokuhirom (Tokuhiro Matsuno) |
14137 | |
| 16. | terasakisatoshi (Satoshi Terasaki) |
14127 | |
| 17. | fumiya-kume (kuu(Fumiya Kume)) |
13868 | |
| 18. | j5ik2o (Junichi Kato) |
13779 | |
| 19. | babarot (Masaki ISHIYAMA) |
13712 | |
| 20. | siketyan (Naoki Ikeguchi) |
13073 | |
| 21. | mizzy (Gosuke Miyashita) |
12767 | |
| 22. | suzuki-shunsuke (Shunsuke Suzuki) |
11732 | |
| 23. | saltyshiomix (Shiono Yoshihide) |
11654 | |
| 24. | coliff (Christian Oliff) |
11428 | |
| 25. | MagicalTux (Mark Karpelès) |
11244 | |
| 26. | lhl (Leonard) |
10976 | |
| 27. | sile (Takeru Ohta) |
10972 | |
| 28. | bokuweb (bokuweb) |
9907 | |
| 29. | YumNumm (Ryotaro Onoue) |
9900 | |
| 30. | guitarrapc (Ikiru Yoshizaki) |
9844 | |
| 31. | sapphi-red (翠) |
9766 | |
| 32. | sksat (sksat) |
9254 | |
| 33. | spinute (Pin) |
9023 | |
| 34. | sue445 (Go Sueyoshi) |
8991 | |
| 35. | ashryanbeats (Ash Ryan Arnwine) |
8982 | |
| 36. | seanchas116 (Ryohei Ikegami) |
8628 | |
| 37. | xuwei-k (kenji yoshida) |
8324 | |
| 38. | lambdalisue (Λlisue) |
8261 | |
| 39. | harupy (Harutaka Kawamura) |
8211 | |
| 40. | ryota-murakami (Ryota Murakami) |
8061 | |
| 41. | fukamachi (Eitaro Fukamachi) |
8026 | |
| 42. | yanorei32 (Ray Yano | あねてあ) |
7935 | |
| 43. | yshrsmz (Yasuhiro SHIMIZU) |
7905 | |
| 44. | touyou (Fujii Yosuke) |
7835 | |
| 45. | privatenumber (Hiroki Osame) |
7830 | |
| 46. | vvakame (Masahiro Wakame) |
7551 | |
| 47. | hsbt (Hiroshi SHIBATA) |
7488 | |
| 48. | shogo82148 (ICHINOSE Shogo) |
7464 | |
| 49. | rsasaki0109 (Ryohei Sasaki) |
7355 | |
| 50. | tekezo (Takayama Fumihiko) |
7337 | |
| 51. | nateberkopec (Nate Berkopec) |
7219 | |
| 52. | taiki-e (Taiki Endo) |
7216 | |
| 53. | anchan828 (Keigo Ando) |
7189 | |
| 54. | takahirom (Takahiro Menju) |
7184 | |
| 55. | wadackel (tsuyoshi wada) |
7143 | |
| 56. | tkoyama010 (Tetsuo Koyama) |
7140 | |
| 57. | kenn (Kenn Ejima) |
7046 | |
| 58. | azu (azu) |
6916 | |
| 59. | yamadashy (Kazuki Yamada) |
6900 | |
| 60. | miyako (Keisuke Miyako) |
6763 | |
| 61. | k1LoW (Ken’ichiro Oyama) |
6587 | |
| 62. | fukayatsu (Atsuo Fukaya) |
6569 | |
| 63. | ianlewis (Ian Lewis) |
6553 | |
| 64. | hhatto (Hideo Hattori) |
6435 | |
| 65. | dvcrn (David) |
6426 | |
| 66. | koriym (Akihito Koriyama) |
6390 | |
| 67. | mika-f (MOCHIZUKI Kanon) |
6388 | |
| 68. | yug1224 (Yuji Yamaguchi) |
6320 | |
| 69. | yasulab (Yohei Yasukawa) |
6128 | |
| 70. | Saqoosha (Saqoosha) |
6100 | |
| 71. | champierre (Junya Ishihara) |
6095 | |
| 72. | susieyy (yohei sugigami) |
6091 | |
| 73. | rjyo (Jo) |
6061 | |
| 74. | hakatashi (Koki Takahashi) |
5880 | |
| 75. | otiai10 (Hiromu OCHIAI) |
5806 | |
| 76. | EdamAme-x (EdamAmex) |
5690 | |
| 77. | seratch (Kazuhiro Sera) |
5651 | |
| 78. | yuki-kimoto (Yuki Kimoto) |
5646 | |
| 79. | sobri909 (Matt Greenfield) |
5646 | |
| 80. | hakuturu583 (Masaya Kataoka) |
5629 | |
| 81. | mattatz (Masatatsu Nakamura) |
5598 | |
| 82. | catnose99 (catnose) |
5575 | |
| 83. | ogaclejapan (ogaclejapan) |
5522 | |
| 84. | hajimehoshi (Hajime Hoshi) |
5510 | |
| 85. | XiaomingX (Y11) |
5484 | |
| 86. | 1amageek (1amageek) |
5475 | |
| 87. | himkt (himkt) |
5445 | |
| 88. | ngs (Atsushi NAGASE) |
5441 | |
| 89. | kyubuns (kyubuns) |
5390 | |
| 90. | edom18 (edo) |
5354 | |
| 91. | Him188 (Him188) |
5350 | |
| 92. | sxzz (Kevin Deng) |
5312 | |
| 93. | mogaming217 (moga) |
5305 | |
| 94. | cxxxr (cxxxr) |
5295 | |
| 95. | ursm (Keita Urashima) |
5135 | |
| 96. | r-plus (r-plus) |
5124 | |
| 97. | hi-ogawa (Hiroshi Ogawa) |
5096 | |
| 98. | juno (Junya Ogura) |
5068 | |
| 99. | dennybritz (Denny Britz) |
5034 | |
| 100. | sotarok (Sotaro Karasawa) |
5005 | |
| 101. | Hiroshiba (Hiroshiba) |
4993 | |
| 102. | waylandzhang (WAYLAND ZHANG) |
4866 | |
| 103. | guo-yu (Guo Yu) |
4854 | |
| 104. | ryotarai (Ryota Arai) |
4811 | |
| 105. | peppy (Dean Herbert) |
4748 | |
| 106. | TakuSemba (TakuSemba) |
4737 | |
| 107. | cpojer (Christoph Nakazawa) |
4663 | |
| 108. | bmf-san (Kenta Takeuchi) |
4601 | |
| 109. | hideakitai (Hideaki Tai) |
4586 | |
| 110. | tk0miya (Takeshi KOMIYA) |
4580 | |
| 111. | shu223 (Shuichi Tsutsumi) |
4556 | |
| 112. | kou (Sutou Kouhei) |
4553 | |
| 113. | kexi (Kei Nakayama) |
4544 | |
| 114. | AkihiroSuda (Akihiro Suda) |
4496 | |
| 115. | anatawa12 (anatawa12) |
4483 | |
| 116. | europanite (europanite) |
4477 | |
| 117. | syumai (syumai) |
4468 | |
| 118. | JohnTitor (Yuki Okushi) |
4466 | |
| 119. | rikusato0 (Riku Sato) |
4438 | |
| 120. | breezewish (Wish) |
4426 | |
| 121. | Yesterday17 (Yesterday17) |
4419 | |
| 122. | onevcat (Wei Wang) |
4401 | |
| 123. | kurone-kito (Kuroné Kito (黒音キト)) |
4391 | |
| 124. | hirokidaichi (hirokidaichi) |
4385 | |
| 125. | bobbens (Edgar Simo-Serra) |
4366 | |
| 126. | lestrrat (lestrrat) |
4321 | |
| 127. | peaceiris (Shohei Ueda) |
4261 | |
| 128. | hotchpotch (Yuichi Tateno (secon)) |
4260 | |
| 129. | wkentaro (Kentaro Wada) |
4235 | |
| 130. | Code-Hex (Kei Kamikawa) |
4207 | |
| 131. | iebb (ieb) |
4206 | |
| 132. | mesqueeb (Luca Ban) |
4190 | |
| 133. | magurotuna (Yusuke Tanaka) |
4154 | |
| 134. | ubugeeei (ubugeeei) |
4146 | |
| 135. | wasabeef (Daichi Furiya) |
4140 | |
| 136. | IloveNooodles (Muhammad Garebaldhie Er Rahman) |
4128 | |
| 137. | lacolaco (Suguru Inatomi) |
4127 | |
| 138. | k-takeuchi220 (Katsushi Takeuchi) |
4111 | |
| 139. | ksoichiro (Soichiro Kashima) |
4104 | |
| 140. | timakin (Seiji Takahashi) |
4095 | |
| 141. | GalvinGao (GalvinGao) |
4087 | |
| 142. | zchee (Koichi Shiraishi) |
4086 | |
| 143. | deatiger (deatiger) |
4085 | |
| 144. | jfbastien (JF Bastien) |
4071 | |
| 145. | ykzts (Yamagishi Kazutoshi) |
4064 | |
| 146. | inokawa () |
4048 | |
| 147. | dahatake (Daiyu Hatakeyama) |
4006 | |
| 148. | halogenandtoast (Matthew Mongeau) |
3982 | |
| 149. | rosylilly (Sho Kusano) |
3979 | |
| 150. | akameco (akameco) |
3964 | |
| 151. | eiel (HIMURA Tomohiko) |
3948 | |
| 152. | sevenc-nanashi (Nanashi.) |
3907 | |
| 153. | Naturalclar (Jesse Katsumata) |
3814 | |
| 154. | masuidrive (Yuichiro MASUI) |
3805 | |
| 155. | PINTO0309 (Katsuya Hyodo) |
3787 | |
| 156. | RobertTLange (Robert Tjarko Lange) |
3778 | |
| 157. | john-rocky (Daisuke Majima) |
3770 | |
| 158. | k0i (k0i) |
3770 | |
| 159. | toshimaru (Toshimaru) |
3765 | |
| 160. | nov (Nov Matake) |
3718 | |
| 161. | mattn (mattn) |
3711 | |
| 162. | miya0001 (Takayuki Miyauchi) |
3703 | |
| 163. | dolphin-wood (Daofeng Wu) |
3698 | |
| 164. | toastkidjp (Toast kid) |
3688 | |
| 165. | nwiizo (nwiizo) |
3677 | |
| 166. | morizotter (Morita Naoki) |
3662 | |
| 167. | sgr-ksmt (Suguru Kishimoto) |
3640 | |
| 168. | tokorom (tokorom) |
3624 | |
| 169. | amatsuda (Akira Matsuda) |
3561 | |
| 170. | trust-delta (trust-delta) |
3546 | |
| 171. | baku89 (Baku Hashimoto) |
3525 | |
| 172. | shirakaba (Jamie Birch) |
3510 | |
| 173. | LISA-KOREA (Lisa ) |
3486 | |
| 174. | sorah (Sorah Fukumori) |
3484 | |
| 175. | MITSUHIRO-KURIKI (K.Mitsuhiro) |
3475 | |
| 176. | pmq20 (Minqi Pan) |
3469 | |
| 177. | nghialv (nghialv) |
3469 | |
| 178. | ochyai (Yoichi OCHIAI) |
3455 | |
| 179. | kmizu (Kota Mizushima) |
3428 | |
| 180. | AAkira (Akira Aratani) |
3427 | |
| 181. | gfx (FUJI Goro) |
3427 | |
| 182. | asukaminato0721 (Asuka Minato) |
3404 | |
| 183. | fujiwara (FUJIWARA Shunichiro) |
3398 | |
| 184. | Jannchie (Jianqi Pan) |
3390 | |
| 185. | mirakui (Issei Naruta) |
3387 | |
| 186. | hiroppy (Yuta Hiroto) |
3374 | |
| 187. | yhatt (Yuki Hattori) |
3357 | |
| 188. | kitak (Keisuke KITA) |
3345 | |
| 189. | aviatesk (Shuhei Kadowaki) |
3331 | |
| 190. | sorairolake (Shun Sakai) |
3321 | |
| 191. | conao3 (Naoya Yamashita) |
3317 | |
| 192. | komagata (Masaki Komagata) |
3309 | |
| 193. | making (Toshiaki Maki) |
3255 | |
| 194. | motemen (Hironao OTSUBO) |
3253 | |
| 195. | udzura (Kondo Uchio) |
3252 | |
| 196. | fa0311 (ふぁ) |
3248 | |
| 197. | nobu (Nobuyoshi Nakada) |
3245 | |
| 198. | glassesfactory (YAMAGUCHI EIKICHI) |
3236 | |
| 199. | muukii (Hiroshi Kimura) |
3235 | |
| 200. | kjj6198 (Kalan) |
3198 | |
| 201. | miurahr (Hiroshi Miura) |
3164 | |
| 202. | kazupon (kazuya kawaguchi) |
3159 | |
| 203. | syuilo (syuilo) |
3154 | |
| 204. | hrsh7th (hrsh7th) |
3138 | |
| 205. | ucan-lab (ucan-lab) |
3119 | |
| 206. | hoothin () |
3118 | |
| 207. | ko1 (Koichi Sasada) |
3102 | |
| 208. | koxudaxi (Koudai Aono) |
3099 | |
| 209. | summerwind (Moto Ishizawa) |
3077 | |
| 210. | ryohey (ryohey) |
3060 | |
| 211. | drakeet (Drakeet) |
3060 | |
| 212. | p-x9 () |
3059 | |
| 213. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
3058 | |
| 214. | kadamwhite (K Adam White) |
3055 | |
| 215. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
3053 | |
| 216. | mpyw (mpyw) |
3044 | |
| 217. | mashharuki (Haruki Kondo) |
3040 | |
| 218. | minaminao (minaminao) |
3023 | |
| 219. | c-bata (c-bata) |
3017 | |
| 220. | ThaddeusJiang (天海 原 / AMAMI Hara) |
3006 | |
| 221. | taea (taea) |
2994 | |
| 222. | dalance (Naoya Hatta) |
2968 | |
| 223. | gkjohnson (Garrett Johnson) |
2927 | |
| 224. | sigma7863 (Sigma) |
2916 | |
| 225. | lukas-reineke (Lukas Reineke) |
2911 | |
| 226. | eltociear (Ikko Eltociear Ashimine) |
2902 | |
| 227. | norbusan (Norbert Preining) |
2894 | |
| 228. | smorimoto (Sora Morimoto) |
2891 | |
| 229. | Kei18 (Keisuke Okumura) |
2865 | |
| 230. | fuyu77 (Kosuke Adachi) |
2840 | |
| 231. | matz (Yukihiro "Matz" Matsumoto) |
2825 | |
| 232. | sachaos (Takumasa Sakao) |
2821 | |
| 233. | davetang (Dave Tang) |
2818 | |
| 234. | acgotaku (雪月秋水) |
2811 | |
| 235. | Saul-Mirone (Mirone) |
2805 | |
| 236. | heestand-xyz (Anton Heestand) |
2797 | |
| 237. | hoochanlon (123456) |
2797 | |
| 238. | hayatoito (Hayato Ito) |
2796 | |
| 239. | marty-suzuki (Taiki Suzuki) |
2777 | |
| 240. | sanposhiho (Kensei Nakada) |
2775 | |
| 241. | xeodou (xeodou) |
2765 | |
| 242. | yutkat (Yuta Katayama) |
2764 | |
| 243. | shin1x1 (Masashi Shinbara) |
2760 | |
| 244. | mayuki (Mayuki Sawatari) |
2757 | |
| 245. | keijiro (Keijiro Takahashi) |
2756 | |
| 246. | Layzie (HIRAKI Satoru) |
2732 | |
| 247. | kboy-silvergym (Kei Fujikawa) |
2726 | |
| 248. | m3m0r7 (memory) |
2723 | |
| 249. | haya14busa (haya14busa) |
2717 | |
| 250. | Kazuhito00 (KazuhitoTakahashi) |
2701 | |
| 251. | moznion (moznion) |
2694 | |
| 252. | haqishen (haqishen) |
2674 | |
| 253. | leemengtw (Meng Lee) |
2661 | |
| 254. | T-Kuhn (Tobias Kuhn) |
2660 | |
| 255. | Watson1978 (Shizuo Fujita) |
2643 | |
| 256. | TranBaVinhSon (Tran B. V. Son) |
2638 |
| Rank | Organization | Members |
|---|---|---|
| 1. | potatotips | 7 |
| 2. | epicgames | 6 |
| 3. | asakusarb | 5 |
| 4. | ruby | 5 |
| 5. | oss-gate | 4 |
| 6. | reviewdog | 4 |
| 7. | isucon | 4 |
| 8. | vim-jp | 4 |
| 9. | ukigumo | 4 |
| 10. | railsgirls-jp | 3 |