| Kanji 漢字 / Romaji 音韻 | Kana / Hiragana / Phonetic | Definition |
| 制勝 | せいしょう | (n) victory / championship |
| sei kachi | seishou |
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| 政商 | せいしょう | (n) businessman with political ties |
| seishou | seishou |
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| 清勝 | せいしょう | (n) (your) good health |
| seishou | seishou |
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| 清祥 | せいしょう | (n) spirit / energy |
| seishou | seishou |
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| 青松 | せいしょう | (n) green pine |
| ao matsu | seishou |
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| 斉唱 | せいしょう | (n) unison |
| seishou | seishou |
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| 性衝動 | せいしょうどう | (n) sexual urge |
| seishoudou | seishoudou |
| |
| 清少納言 | せいしょうなごん | Sei Shonagon / Poet of the Heian period, included in the Ogura Hyakunin Isshu (h) |
| seishounagon | seishounagon |
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| 青少年 | せいしょうねん | (n) youth / young person |
| seishounen | seishounen |
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| 青少年犯罪 | せいしょうねんはんざい | (n) youth crime |
| seishounen hanzai | seishounenhanzai |
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| 清酒 | せいしゅ | (n) refined sake |
| seishu | seishu |
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| 星宿 | せいしゅく | (n) constellation |
| hoshi yado | seishuku |
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| 静粛 | せいしゅく | silent |
| seishuku | seishuku |
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| 青春 | せいしゅん | youth / springtime of life / adolescent |
| seishun | seishun |
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| 青春期 | せいしゅんき | (adj-na) puberty / pubertal / pubescent |
| seishun ki | seishunki |
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| 正出 | せいしゅつ | legitimate child |
| sei shutsu | seishutsu |
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| 清秋 | せいしゅう | (n) clear fall (weather) |
| kiyoshi aki | seishuu |
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| 聖週 | せいしゅう | Holy Week |
| hijiri shuu | seishuu |
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| 清楚 | せいそ | neat and clean / tidy / trim |
| seiso | seiso |
| |
| 精粗 | せいそ | (n) fineness or coarseness / minuteness or roughness |
| sei so | seiso |
| |
| 正則 | せいそく | correct / proper / formal / regular / systematic / normal |
| seisoku | seisoku |
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| 棲息 | せいそく | inhabitting / living |
| seisoku | seisoku |
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| 栖息 | せいそく | inhabitting / living |
| sei iki | seisoku |
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| 生息 | せいそく | inhabiting / living |
| seisoku | seisoku |
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| 生息地 | せいそくち | (n) habitat / home (e.g. of the tiger) |
| seisokuchi | seisokuchi |
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| 正則化 | せいそくか | regularisation (physics) |
| seisokuka | seisokuka |
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| 正則集合 | せいそくしゅうごう | r-set (regular set) (1) |
| seisoku shuugou | seisokushuugou |
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| 成層 | せいそう | stratification / bedding |
| seisou | seisou |
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| 政争 | せいそう | (n) political strife |
| seisou | seisou |
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| 星霜 | せいそう | (n) years / time |
| seisou | seisou |
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| 正装 | せいそう | (n) uniform / full dress |
| seisou | seisou |
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| 清掃 | せいそう | cleaning |
| seisou | seisou |
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| 精巣 | せいそう | (n) testicle |
| sei su | seisou |
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| 盛装 | せいそう | be dressed up / wear rich clothes |
| seisou | seisou |
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| 成層文法 | せいそうぶんぽう | systemic grammar |
| seisou bunpou | seisoubunpou |
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| 清掃夫 | せいそうふ | garbage man |
| seisou otto | seisoufu |
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| 清掃法 | せいそうほう | public cleaning law (3) |
| seisou hou | seisouhou |
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| 生層序 | せいそうじょ | Biostratigraphic zone |
| nama sou jo | seisoujo |
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| 成層火山 | せいそうかざん | stratovolcano / composite volcano |
| seisou kazan | seisoukazan |
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| 成層圏 | せいそうけん | stratosphere |
| seisouken | seisouken |
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