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 2025-11-30 15:00:29 +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 127689 total users in the region and you need at least 210 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) |
54450 | |
| 2. | baba-s (baba_s) |
36939 | |
| 3. | kishikawakatsumi (Kishikawa Katsumi) |
18178 | |
| 4. | shinh (Shinichiro Hamaji) |
15477 | |
| 5. | winebarrel (Genki Sugawara) |
15068 | |
| 6. | Songmu (Masayuki Matsuki) |
14430 | |
| 7. | suzuki-shunsuke (Shunsuke Suzuki) |
14362 | |
| 8. | siketyan (Naoki Ikeguchi) |
14221 | |
| 9. | manman4 (manman4) |
13923 | |
| 10. | yuiseki (yuiseki) |
13548 | |
| 11. | Coordinate-Cat (Ocat) |
11514 | |
| 12. | guitarrapc (Ikiru Yoshizaki) |
9964 | |
| 13. | j5ik2o (Junichi Kato) |
9955 | |
| 14. | amachang (Hitoshi Amano) |
9805 | |
| 15. | saltyshiomix (Shiono Yoshihide) |
9686 | |
| 16. | sile (Takeru Ohta) |
9510 | |
| 17. | dev-yakuza (DeKu) |
9271 | |
| 18. | coliff (Christian Oliff) |
9145 | |
| 19. | babarot (Masaki ISHIYAMA) |
8426 | |
| 20. | YumNumm (Ryotaro Onoue) |
8385 | |
| 21. | takahirom (Takahiro Menju) |
7639 | |
| 22. | unhappychoice (Yuji Ueki) |
7322 | |
| 23. | syumai (syumai) |
7053 | |
| 24. | pmq20 (Minqi Pan) |
6862 | |
| 25. | sue445 (Go Sueyoshi) |
6781 | |
| 26. | azu (azu) |
6425 | |
| 27. | seanchas116 (Ryohei Ikegami) |
6350 | |
| 28. | yshrsmz (Yasuhiro SHIMIZU) |
6307 | |
| 29. | vvakame (Masahiro Wakame) |
6279 | |
| 30. | yanorei32 (Ray Yano | あねてあ) |
6243 | |
| 31. | dvcrn (David) |
6217 | |
| 32. | ashryanbeats (Ash Ryan Arnwine) |
6083 | |
| 33. | taiki-e (Taiki Endo) |
6077 | |
| 34. | shogo82148 (ICHINOSE Shogo) |
6020 | |
| 35. | sanposhiho (Kensei Nakada) |
5891 | |
| 36. | xuwei-k (kenji yoshida) |
5861 | |
| 37. | yasulab (Yohei Yasukawa) |
5847 | |
| 38. | peppy (Dean Herbert) |
5753 | |
| 39. | kou (Sutou Kouhei) |
5602 | |
| 40. | bokuweb (bokuweb) |
5597 | |
| 41. | sapphi-red (翠) |
5482 | |
| 42. | tkoyama010 (Tetsuo Koyama) |
5422 | |
| 43. | hhatto (Hideo Hattori) |
5399 | |
| 44. | hsbt (Hiroshi SHIBATA) |
5377 | |
| 45. | mika-f (MOCHIZUKI Kanon) |
5350 | |
| 46. | Him188 (Him188) |
5345 | |
| 47. | harupy (Harutaka Kawamura) |
5297 | |
| 48. | hajimehoshi (Hajime Hoshi) |
5293 | |
| 49. | ryota-murakami (Ryota Murakami) |
5282 | |
| 50. | r-plus (r-plus) |
5271 | |
| 51. | mattatz (Masatatsu Nakamura) |
5263 | |
| 52. | ianlewis (Ian Lewis) |
5240 | |
| 53. | mizzy (Gosuke Miyashita) |
5236 | |
| 54. | ogaclejapan (ogaclejapan) |
5179 | |
| 55. | ursm (Keita Urashima) |
5177 | |
| 56. | AkihiroSuda (Akihiro Suda) |
5165 | |
| 57. | kenn (Kenn Ejima) |
5135 | |
| 58. | bobbens (Edgar Simo-Serra) |
5087 | |
| 59. | kyubuns (kyubuns) |
5039 | |
| 60. | yuki-kimoto (Yuki Kimoto) |
4927 | |
| 61. | Naturalclar (Jesse Katsumata) |
4902 | |
| 62. | sksat (sksat) |
4811 | |
| 63. | hakuturu583 (Masaya Kataoka) |
4766 | |
| 64. | fumiya-kume (kuu(Fumiya Kume)) |
4753 | |
| 65. | anatawa12 (anatawa12) |
4710 | |
| 66. | hakatashi (Koki Takahashi) |
4649 | |
| 67. | miyako (Keisuke Miyako) |
4569 | |
| 68. | lambdalisue (Λlisue) |
4551 | |
| 69. | k1LoW (Ken’ichiro Oyama) |
4460 | |
| 70. | yamadashy (Kazuki Yamada) |
4446 | |
| 71. | fuyu77 (Kosuke Adachi) |
4377 | |
| 72. | wadackel (tsuyoshi wada) |
4368 | |
| 73. | koriym (Akihito Koriyama) |
4360 | |
| 74. | yuwata (Yu Watanabe) |
4338 | |
| 75. | TakuSemba (TakuSemba) |
4315 | |
| 76. | himkt (himkt) |
4308 | |
| 77. | catnose99 (catnose) |
4289 | |
| 78. | Hiroshiba (Hiroshiba) |
4191 | |
| 79. | XiaomingX (Y11) |
4141 | |
| 80. | champierre (Junya Ishihara) |
4130 | |
| 81. | peaceiris (Shohei Ueda) |
4124 | |
| 82. | inokawa () |
4101 | |
| 83. | fukayatsu (Atsuo Fukaya) |
4066 | |
| 84. | nov (Nov Matake) |
4031 | |
| 85. | hi-ogawa (Hiroshi Ogawa) |
4018 | |
| 86. | superbrothers (Kazuki Suda) |
3986 | |
| 87. | LISA-KOREA (Lisa ) |
3984 | |
| 88. | p1ass (Naoki Kishi) |
3966 | |
| 89. | smorimoto (Sora Morimoto) |
3957 | |
| 90. | whitphx (Yuichiro Tachibana (Tsuchiya)) |
3951 | |
| 91. | tekezo (Takayama Fumihiko) |
3914 | |
| 92. | Saqoosha (Saqoosha) |
3871 | |
| 93. | RikuSato0 (blockify) |
3850 | |
| 94. | 1amageek (1amageek) |
3814 | |
| 95. | haya14busa (haya14busa) |
3813 | |
| 96. | zchee (Koichi Shiraishi) |
3796 | |
| 97. | Saul-Mirone (Mirone) |
3776 | |
| 98. | terasakisatoshi (Satoshi Terasaki) |
3763 | |
| 99. | dennybritz (Denny Britz) |
3742 | |
| 100. | toastkidjp (Toast kid) |
3710 | |
| 101. | hrsh7th (hrsh7th) |
3696 | |
| 102. | magurotuna (Yusuke Tanaka) |
3676 | |
| 103. | eltociear (Ikko Eltociear Ashimine) |
3667 | |
| 104. | kentaro (Kentaro Kuribayashi) |
3665 | |
| 105. | p-chan (P-Chan) |
3625 | |
| 106. | morizotter (Morita Naoki) |
3621 | |
| 107. | mizchi (Kotaro Chikuba) |
3618 | |
| 108. | shirakaba (Jamie Birch) |
3583 | |
| 109. | IloveNooodles (Muhammad Garebaldhie Er Rahman) |
3557 | |
| 110. | ryohey (ryohey) |
3532 | |
| 111. | k0i (k0i) |
3520 | |
| 112. | Code-Hex (Kei Kamikawa) |
3500 | |
| 113. | glassesfactory (YAMAGUCHI EIKICHI) |
3448 | |
| 114. | houko (Evan Hu) |
3440 | |
| 115. | uzulla (uzulla / Junichi Ishida) |
3417 | |
| 116. | tokuhirom (Tokuhiro Matsuno) |
3407 | |
| 117. | edom18 (edo) |
3366 | |
| 118. | fa0311 (ふぁ) |
3298 | |
| 119. | mcgoon (van) |
3291 | |
| 120. | lukas-reineke (Lukas Reineke) |
3283 | |
| 121. | hotchpotch (Yuichi Tateno (secon)) |
3282 | |
| 122. | yowatanabe (Yoshiyuki Watanabe) |
3276 | |
| 123. | shu223 (Shuichi Tsutsumi) |
3264 | |
| 124. | deatiger (deatiger) |
3206 | |
| 125. | motemen (Hironao OTSUBO) |
3203 | |
| 126. | nobu (Nobuyoshi Nakada) |
3144 | |
| 127. | rjyo (Rakuraku Jyo) |
3143 | |
| 128. | ubugeeei (ubugeeei) |
3138 | |
| 129. | yhatt (Yuki Hattori) |
3137 | |
| 130. | kitak (Keisuke KITA) |
3086 | |
| 131. | seratch (Kazuhiro Sera) |
3083 | |
| 132. | sorairolake (Shun Sakai) |
3076 | |
| 133. | kboy-silvergym (Kei Fujikawa) |
3063 | |
| 134. | summerwind (Moto Ishizawa) |
3018 | |
| 135. | AAkira (Akira Aratani) |
3003 | |
| 136. | moznion (moznion) |
2986 | |
| 137. | yoshiko-pg (yoshiko) |
2985 | |
| 138. | syuilo (syuilo) |
2969 | |
| 139. | hiroshisekiya644 (Hiroshi Sekiya) |
2968 | |
| 140. | making (Toshiaki Maki) |
2950 | |
| 141. | cxxxr (cxxxr) |
2947 | |
| 142. | privatenumber (Hiroki Osame) |
2936 | |
| 143. | norbusan (Norbert Preining) |
2919 | |
| 144. | sotayamashita (Sam Yamashita) |
2897 | |
| 145. | PINTO0309 (Katsuya Hyodo) |
2895 | |
| 146. | kazupon (kazuya kawaguchi) |
2874 | |
| 147. | wasabeef (Daichi Furiya) |
2873 | |
| 148. | sevenc-nanashi (Nanashi.) |
2858 | |
| 149. | cpojer (Christoph Nakazawa) |
2844 | |
| 150. | Jannchie (Jianqi Pan) |
2824 | |
| 151. | tokorom (tokorom) |
2820 | |
| 152. | muukii (Hiroshi Kimura) |
2800 | |
| 153. | sgr-ksmt (Suguru Kishimoto) |
2780 | |
| 154. | moriyoshi (Moriyoshi Koizumi) |
2769 | |
| 155. | kadamwhite (K Adam White) |
2748 | |
| 156. | coord-e (Hiromi Ogawa) |
2736 | |
| 157. | Haruma-K (Haruki Yano) |
2689 | |
| 158. | onevcat (Wei Wang) |
2686 | |
| 159. | saki4510t (saki) |
2676 | |
| 160. | tatsuhiro-t (Tatsuhiro Tsujikawa) |
2670 | |
| 161. | wkentaro (Kentaro Wada) |
2658 | |
| 162. | hideakitai (Hideaki Tai) |
2637 | |
| 163. | yyuu (YAMASHITA, Yuu) |
2631 | |
| 164. | yutkat (Yuta Katayama) |
2590 | |
| 165. | sachaos (Takumasa Sakao) |
2589 | |
| 166. | fosskers (Colin Woodbury) |
2572 | |
| 167. | msakai (Masahiro Sakai) |
2560 | |
| 168. | JohnTitor (Yuki Okushi) |
2554 | |
| 169. | kevinzhow (Kevin) |
2552 | |
| 170. | k-takeuchi220 (Katsushi Takeuchi) |
2547 | |
| 171. | at-wat (Atsushi Watanabe) |
2531 | |
| 172. | h6ah4i (Haruki Hasegawa) |
2488 | |
| 173. | tarunon (tarunon) |
2470 | |
| 174. | nateberkopec (Nate Berkopec) |
2461 | |
| 175. | halogenandtoast (Matthew Mongeau) |
2456 | |
| 176. | anchan828 (Keigo Ando) |
2447 | |
| 177. | koxudaxi (Koudai Aono) |
2415 | |
| 178. | fujitatomoya (Tomoya Fujita) |
2414 | |
| 179. | neka-nat (k-tanaka) |
2405 | |
| 180. | uribo (Shinya Uryu) |
2384 | |
| 181. | tigercosmos (Liu, An-Chi) |
2381 | |
| 182. | aviatesk (Shuhei Kadowaki) |
2355 | |
| 183. | T-Kuhn (Tobias Kuhn) |
2341 | |
| 184. | mesqueeb (Luca Ban) |
2316 | |
| 185. | marty-suzuki (Taiki Suzuki) |
2315 | |
| 186. | sobri909 (Matt Greenfield) |
2314 | |
| 187. | tmori (Takashi Mori) |
2283 | |
| 188. | rinsuki (rinsuki) |
2282 | |
| 189. | sugyan (Yoshihiro Sugi) |
2273 | |
| 190. | fujiwara (FUJIWARA Shunichiro) |
2260 | |
| 191. | bmf-san (Kenta Takeuchi) |
2259 | |
| 192. | smoogipoo (Dan Balasescu) |
2251 | |
| 193. | shuiRong (shuirong) |
2243 | |
| 194. | lhl (Leonard) |
2243 | |
| 195. | mob-sakai (mob-sakai) |
2218 | |
| 196. | idiotWu (Daofeng Wu) |
2216 | |
| 197. | koic (Koichi ITO) |
2215 | |
| 198. | thagikura (Takeshi Hagikura) |
2176 | |
| 199. | baku89 (Baku 麦) |
2159 | |
| 200. | lacolaco (Suguru Inatomi) |
2158 | |
| 201. | acgotaku (雪月秋水) |
2156 | |
| 202. | lepture (Hsiaoming Yang) |
2154 | |
| 203. | heestand-xyz (Anton Heestand) |
2132 | |
| 204. | dalance (Naoya Hatta) |
2130 | |
| 205. | mrtolkien (Tolki) |
2122 | |
| 206. | shyouhei (卜部昌平) |
2116 | |
| 207. | atztogo (Atsushi Togo) |
2104 | |
| 208. | ktr0731 (ktr) |
2101 | |
| 209. | hirak (Hiraku NAKANO) |
2091 | |
| 210. | hanachin (Seiei Miyagi) |
2086 | |
| 211. | hayatoito (Hayato Ito) |
2077 | |
| 212. | SakiTakamachi (Saki Takamachi) |
2067 | |
| 213. | davetang (Dave Tang) |
2066 | |
| 214. | sorah (Sorah Fukumori) |
2065 | |
| 215. | hoothin () |
2059 | |
| 216. | simurai (simurai) |
2056 | |
| 217. | gkjohnson (Garrett Johnson) |
2054 | |
| 218. | yusukebe (Yusuke Wada) |
2052 | |
| 219. | mzyy94 (Yuki MIZUNO) |
2049 | |
| 220. | hitode909 (hitode909) |
2042 | |
| 221. | keijiro (Keijiro Takahashi) |
2037 | |
| 222. | kt3k (Yoshiya Hinosawa) |
2004 | |
| 223. | miurahr (Hiroshi Miura) |
2000 | |
| 224. | sotarok (Sotaro Karasawa) |
1998 | |
| 225. | goccy (Masaaki Goshima) |
1993 | |
| 226. | Reputeless (Ryo Suzuki) |
1992 | |
| 227. | masarakki (masarakki) |
1991 | |
| 228. | c-bata (c-bata) |
1988 | |
| 229. | mayuki (Mayuki Sawatari) |
1976 | |
| 230. | dai-shi (Daishi Kato) |
1973 | |
| 231. | shioyama (Chris Salzberg) |
1958 | |
| 232. | konn (Hiromi Ishii) |
1945 | |
| 233. | ucan-lab (ucan-lab) |
1935 | |
| 234. | mrdulin (official_dulin) |
1934 | |
| 235. | mitmul (Shunta Saito) |
1921 | |
| 236. | udzura (Kondo Uchio) |
1918 | |
| 237. | mashharuki (Haruki Kondo) |
1909 | |
| 238. | asukaminato0721 (Asuka Minato) |
1908 | |
| 239. | KOBA789 (KOBA789) |
1886 | |
| 240. | kurone-kito (Kuroné Kito (黒音キト)) |
1884 | |
| 241. | ota-meshi (Yosuke Ota) |
1878 | |
| 242. | hiroppy (Yuta Hiroto) |
1873 | |
| 243. | Kazuhito00 (KazuhitoTakahashi) |
1860 | |
| 244. | otiai10 (Hiromu OCHIAI) |
1853 | |
| 245. | int128 (Hidetake Iwata) |
1845 | |
| 246. | r7kamura (Ryo Nakamura) |
1844 | |
| 247. | hutajoullach (Huta Joullach) |
1831 | |
| 248. | szkkng (Kengo) |
1829 | |
| 249. | predominant (Graham Weldon) |
1810 | |
| 250. | kazeburo (Masahiro Nagano) |
1809 | |
| 251. | mpyw (mpyw) |
1804 | |
| 252. | youtalk (Yutaka Kondo) |
1800 | |
| 253. | taisukef (Taisuke Fukuno) |
1799 | |
| 254. | freedomofkeima (Iskandar Setiadi) |
1795 | |
| 255. | xerpi (Sergi・セルジ) |
1795 | |
| 256. | nuskey8 (Yusuke Nakada) |
1784 |
| Rank | Organization | Members |
|---|---|---|
| 1. | pfnet | 6 |
| 2. | potatotips | 6 |
| 3. | epicgames | 5 |
| 4. | oss-gate | 5 |
| 5. | fluent | 5 |
| 6. | ruby | 5 |
| 7. | pfnet-research | 4 |
| 8. | asakusarb | 4 |
| 9. | cats-oss | 3 |
| 10. | crowi | 3 |