List of common Japanese surnames
Officially, among Japanese names there are 291,129 different Japanese surnames, as determined by their kanji, although many of these are pronounced and romanized similarly. The top 10 surnames cover approximately 10% of the population, while the top 100 surnames cover slightly more than 33%.
This ranking is a result of a August 2008 study by Meiji Yasuda Life Insurance Company, which included approximately 6,118,000 customers of Meiji Yasuda's insurance and annuities.
| Rank | Name | Romanization | Estimated Number
| Occupation Rate
|
| 1 | 佐藤 | Satō | 1,990,000 | 1.57 |
| 2 | 鈴木 | Suzuki | 1,900,000 | 1.50 |
| 3 | 高橋 | Takahashi | 1,470,000 | 1.16 |
| 4 | 田中 | Tanaka | 1,340,000 | 1.06 |
| 5 | 渡辺 | Watanabe | 1,200,000 | 0.95 |
| 6 | 伊藤 | Itō | 1,150,000 | 0.91 |
| 7 | 中村 | Nakamura | 1,080,000 | 0.85 |
| 8 | 小林 | Kobayashi | 1,060,000 | 0.84 |
| 9 | 山本 | Yamamoto | 1,020,000 | 0.81 |
| 10 | 加藤 | Katō | 920,000 | 0.73 |
| 11 | 吉田 | Yoshida | 850,000 | — |
| 12 | 山田 | Yamada | 820,000 | — |
| 13 | 佐々木 | Sasaki | 710,000 | — |
| 14 | 山口 | Yamaguchi | 640,000 | — |
| 15 | 松本 | Matsumoto | 630,000 | — |
| 16 | 井上 | Inoue | 600,000 | — |
| 17 | 木村 | Kimura | 580,000 | — |
| 18 | 清水 | Shimizu | 560,000 | — |
| 19 | 林 | Hayashi | 550,000 | — |
| 20 | 斉藤 | Saitō | 530,000 | — |
| 21 | 斎藤 | Saitō | 520,000 | — |
| 22 | 山崎 | Yamazaki
Yamasaki | 490,000 | — |
| 23 | 中島 | Nakajima
Nakashima | 480,000 | — |
| 24 | 森 | Mori | 470,000 | — |
| 25 | 阿部 | Abe | 470,000 | — |
| 26 | 池田 | Ikeda | 450,000 | — |
| 27 | 橋本 | Hashimoto | 450,000 | — |
| 28 | 石川 | Ishikawa | 440,000 | — |
| 29 | 山下 | Yamashita | 410,000 | — |
| 30 | 小川 | Ogawa | 410,000 | — |
| 31 | 石井 | Ishii | 400,000 | — |
| 32 | 長谷川 | Hasegawa | 390,000 | — |
| 33 | 後藤 | Gotō | 390,000 | — |
| 34 | 岡田 | Okada | 380,000 | — |
| 35 | 近藤 | Kondō | 370,000 | — |
| 36 | 前田 | Maeda | 370,000 | — |
| 37 | 藤田 | Fujita | 370,000 | — |
| 38 | 遠藤 | Endō | 360,000 | — |
| 39 | 青木 | Aoki | 350,000 | — |
| 40 | 坂本 | Sakamoto | 350,000 | — |
| 41 | 村上 | Murakami | 340,000 | — |
| 42 | 太田 | Ōta | 320,000 | — |
| 43 | 金子 | Kaneko | 310,000 | — |
| 44 | 藤井 | Fujii | 310,000 | — |
| 45 | 福田 | Fukuda | 300,000 | — |
| 46 | 西村 | Nishimura | 300,000 | — |
| 47 | 三浦 | Miura | 300,000 | — |
| 48 | 竹内 | Takeuchi | 290,000 | — |
| 49 | 中川 | Nakagawa | 290,000 | — |
| 50 | 岡本 | Okamoto | 290,000 | — |
| 51 | 松田 | Matsuda | 290,000 | — |
| 52 | 原田 | Harada | 290,000 | — |
| 53 | 中野 | Nakano | 290,000 | — |
| Rank | Name | Romanization | Estimated Number
|
| 54 | 小野 | Ono | 280,000 |
| 55 | 田村 | Tamura | 280,000 |
| 56 | 藤原 | Fujiwara
Fujihara | 270,000 |
| 57 | 中山 | Nakayama | 270,000 |
| 58 | 石田 | Ishida | 270,000 |
| 59 | 小島 | Kojima | 260,000 |
| 60 | 和田 | Wada | 260,000 |
| 61 | 森田 | Morita | 250,000 |
| 62 | 内田 | Uchida | 250,000 |
| 63 | 柴田 | Shibata | 250,000 |
| 64 | 酒井 | Sakai | 240,000 |
| 65 | 原 | Hara | 240,000 |
| 66 | 高木 | Takagi
Takaki | 240,000 |
| 67 | 横山 | Yokoyama | 240,000 |
| 68 | 安藤 | Andō | 240,000 |
| 69 | 宮崎 | Miyazaki
Miyasaki | 240,000 |
| 70 | 上田 | Ueda
Ueta | 240,000 |
| 71 | 島田 | Shimada | 230,000 |
| 72 | 工藤 | Kudō | 230,000 |
| 73 | 大野 | Ōno | 220,000 |
| 74 | 宮本 | Miyamoto | 220,000 |
| 75 | 杉山 | Sugiyama | 220,000 |
| 76 | 今井 | Imai | 220,000 |
| 77 | 丸山 | Maruyama | 210,000 |
| 78 | 増田 | Masuda | 210,000 |
| 79 | 高田 | Takada
Takata | 210,000 |
| 80 | 村田 | Murata | 210,000 |
| 81 | 平野 | Hirano | 210,000 |
| 82 | 大塚 | Ōtsuka | 210,000 |
| 83 | 菅原 | Sugawara
Sugahara | 210,000 |
| 84 | 武田 | Takeda
Taketa | 200,000 |
| 85 | 新井 | Arai | 200,000 |
| 86 | 小山 | Koyama
Oyama | 200,000 |
| 87 | 野口 | Noguchi | 200,000 |
| 88 | 桜井 | Sakurai | 200,000 |
| 89 | 千葉 | Chiba | 200,000 |
| 90 | 岩崎 | Iwasaki | 200,000 |
| 91 | 佐野 | Sano | 200,000 |
| 92 | 谷口 | Taniguchi | 200,000 |
| 93 | 上野 | Ueno | 200,000 |
| 94 | 松井 | Matsui | 190,000 |
| 95 | 河野 | Kōno
Kawano | 190,000 |
| 96 | 市川 | Ichikawa | 190,000 |
| 97 | 渡部 | Watanabe
Watabe | 190,000 |
| 98 | 野村 | Nomura | 180,000 |
| 99 | 菊地 | Kikuchi | 180,000 |
| 100 | 木下 | Kinoshita | 180,000 |
