PrefixCount
喜 Ki, joyful74
平 Hei, peace67
清 Sei, clear/pure/noble66
源 Gen, original (a reference to the Minamoto clan)64
利 Ri, advantage/benefit61
吉 Kichi (townsman), Yoshi (samurai), good fortune60
藤 Tō, wisteria (a reference to the Fujiwara clan)60
伊 I, "this"56
善 Zen, good56
長 Chō, long56
庄 Shō, manor54
新 Shin, new50
忠 Chū, loyalty45
彌 Ya, Yu, extensive/full/complete44
久 Kyū, long-lasting42
半 Han, half41
太 Ta, thick37
佐 Sa, assistant36
重 Jū, weighty/important (also a homonym for "ten")34
與 Yo, "and"33
傳 Den, prōpagate33
彦 Hiko, boy, implying eminence because of its early use as a title for princes31
勘 Kan, perception/intuition30
茂 Mo, grōw thickly and luxuriantly29
六 Roku, six29
治 Ji, a homophone for two28
甚 Jin, exceedingly28
安 Yasu, peaceful26
市 Ichi, market (a homonym for "one")25
仁 Ni, compassion (homonym for "two")24
又 Mata, again24
文 Bun/Mon, letter/literary accomplishments24
徳 Toku, benevolence/virtue22
八 Hachi, eight21
金 Kin, gold, connoting firmness of character as well as high value21
七 Shichi, seven21
幸 Kō, happiness20
嘉 Ka, applaud/praise/auspicious19
三 San, three19
治郎 Jirō, second son18
惣 Sō, all17
五郎 Gorō, fifth son17
儀 Gi, ceremony16
次郎 Jirō, second son16
宗 Sō, principal16
五 Go, five16
小 Ko, little16
四郎 Shirō, fourth son15
宇 U, house/heaven14
八郎 Hachirō, eighth son14
栄 Ei, flourish14
九 Kyū, nine13
市郎 Ichirō, first son12
加 Ka, addition/increase12
三郎 Saburō, third son12
作 Saku, work12
武 Take, military arts, bravery11
卯 U, Sign of the Rabbit11
孫 Mago, grandson10
十 Jū, ten10
権 Gon, authority9
助 Suke, help9
兵 Hei, military8
萬 Man, ten thousand (implying longevity)8
七郎 Shichirō, seventh son8
次 Ji, next or second8
弥 Ya, increasingly6
太郎 Tarō, eldest son6
熊 Kuma, bear6
与 Yo, to give or bestow5
友 Tomo, friend5
定 Shō, Sada5
仙 Sen, wood fairy (symbol of longevity)5
松 Matsu, pine tree5
勝 Katsu, victory4
九郎 Kurō, ninth son4
正 Shō, correct, greater of two ranks4
瀬 Se, rapids4
千 Sen, one thōsand4
由 Yu, a reason4
勇 Yū3
冨 Tomi, abundant/wealthy3
政 Sei, government3
万 Man3
鉄 Tetsu, iron3
丈 Jō3
大 Dai, great2
亀 Kame, turtle2
弁 Ben2
永 Ei, long (time)2
多 Ta, many2
音 Oto, sound (also a homonym for 乙, "second")2
吉郎 Kichirō, fortunate son2
理 Ri, Reason/truth2
圓 En, yen/circle/rōnd2
兼 Kane2
留 Tome, stop2
幾 Iku, How many?, how much?, some, several2
百 Momo, one hundred2
富 Tomi1
和 Wa, harmony1
左 Sa1
猶 Nao1
代 Dai1
瀧 Taki, waterfall1
Ei-1
粂 Kume, everlastingly abundant rice1
津 Tsu, harbor or port1
十郎 Jūrō, tenth son1
角 Kaku, angle, corner (of a square)1
覚 Gaku, learn by heart1
順 Jun, obedient1
貞 Sada, modest1
浅 Asa1
辰 Tatsu, Tetsu, Sign of the Dragon1
祖 So1
房 Fusa, tassel1
沖 Aki, open sea1
専 Sen1
紋 Mon, family crest1
銀 Gin, silver1
八十 Yaso, eighty1
二 Ni, two1
諫 Kan, admonish1
山 San, mountain1
寅 Tora1
岩 Iwa, boulder1
丹 Tan, boat1
梅 Ume, plum blossom1
林 Rin, forest1
六郎 Rokurō, sixth son1
楠 Kusu, "camphor"1
香 Kō, incense, fragrance1
直 Nao1
礒 Iso1