| Kanji 漢字 / Romaji 音韻 | Kana / Hiragana / Phonetic | Definition |
| 螢光 | けいこう | (n) fluorescence |
| keikou | keikou |
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| 蛍光板 | けいこうばん | (n) fluorescent screen |
| keikou ita | keikouban |
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| 蛍光物質 | けいこうぶっしつ | fluorescent substance / phosphor |
| keikou busshitsu | keikoubusshitsu |
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| 蛍光物質 | けいこうぶっしつ | fluorescent substance / phosphor |
| keikou busshitsu | keikoubusshitsu |
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| 軽工業 | けいこうぎょう | (n) light industry |
| keikougyou | keikougyou |
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| 経口避妊薬 | けいこうひにんやく | (n) oral contraceptives |
| keikouhininyaku | keikouhininyaku |
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| 蛍光体 | けいこうたい | (n) fluorescent substance |
| keikoutai | keikoutai |
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| 蛍光探傷 | けいこうたんしょう | fluorescent-penetrant inspection (7) |
| keikou tan kizu | keikoutanshou |
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| 蛍光塗料 | けいこうとりょう | fluorescent paint |
| keikoutoryou | keikoutoryou |
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| 蛍光灯 | けいこうとう | (n) fluorescent lamp / person who is slow to react |
| keikoutou | keikoutou |
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| 蛍光燈 | けいこうとう | (n) fluorescent lamp / person who is slow to react |
| keikoutou | keikoutou |
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| 螢光灯 | けいこうとう | (n) fluorescent light |
| keikoutou | keikoutou |
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| 螢光燈 | けいこうとう | (n) fluorescent light |
| keikoutou | keikoutou |
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| 経口投与 | けいこうとうよ | (n) (doses for) oral administration |
| keikoutouyo | keikoutouyo |
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| けい光増白 | けいこうぞうはく | fluorescent whitening |
| kei hikari zou shiro | keikouzouhaku |
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| 警句 | けいく | (n) aphorism |
| keiku | keiku |
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| 軽挙 | けいきょ | (n) hasty or rash act |
| keikyo | keikyo |
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| 荊棘 | けいきょく | (n) brambles / thorns |
| kei natsume | keikyoku |
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| 軽挙妄動 | けいきょもうどう | a rash and blind act |
| keikyo mou dou | keikyomoudou |
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| 軽挙妄動 | けいきょもうどう | (n) a rash and blind act |
| keikyo mou dou | keikyomoudou |
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| 景教 | けいきょう | (n) (Chinese term of reference to) Nestorianism |
| kei kyou | keikyou |
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| 景況 | けいきょう | (n) situation / business climate / outlook |
| keikyou | keikyou |
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| 経協 | けいきょう | Management Conference |
| kei kyou | keikyou |
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| 景教徒 | けいきょうと | (Chinese term of reference to a) Nestorian |
| kei kyouto | keikyouto |
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| 桂馬 | けいま | (n) knight (shogi) |
| keima | keima |
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| ケイマドス | (p) Queimados |
| keimadosu |
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| 兄妹 | けいまい | (n) older brother and younger sister |
| kyoudai | keimai |
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| 軽摩耗 | けいまもう | mild wear (16) |
| kei mamou | keimamou |
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| 刑名 | けいめい | (n) penalty designations |
| kei mei | keimei |
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| 鶏鳴 | けいめい | (n) cocks-crowing / dawn |
| niwatori mei | keimei |
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| ケイメン | (u) Kamen |
| keimen |
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| 啓蒙 | けいもう | (n) enlightenment / instruction |
| keimou | keimou |
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| 啓蒙活動 | けいもうかつどう | infomercial-type instructional marketing efforts |
| keimoukatsudou | keimoukatsudou |
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| 啓蒙思潮 | けいもうしちょう | enlightenment movement / the Enlightenment |
| keimou shichou | keimoushichou |
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| 啓蒙思想 | けいもうしそう | the philosophy of the European Enlightenment |
| keimou shisou | keimoushisou |
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| 啓蒙運動 | けいもううんどう | enlightenment movement / the Enlightenment |
| keimouundou | keimouundou |
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| 警務 | けいむ | (n) military police |
| keimu | keimu |
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| ケイム | (u) Keim / Keime |
| keimu |
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| 刑務官 | けいむかん | prison guard |
| kei tsutomu kan | keimukan |
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| 刑務作業 | けいむさぎょう | prison industry |
| kei tsutomu sagyou | keimusagyou |
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