| Kanji 漢字 / Romaji 音韻 | Kana / Hiragana / Phonetic | Definition |
| 要件 | ようけん | requirement |
| youken | youken |
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| 要件 | ようけん | requisite / requirement / necessary condition |
| youken | youken |
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| 洋犬 | ようけん | (n) foreign (Western) breed of dog |
| hiroshi inu | youken |
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| 用件 | ようけん | (n) business |
| youken | youken |
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| 要件 | ようけん | (n) requirement / important matter |
| youken | youken |
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| 溶血 | ようけつ | hemolysis (2) |
| you chi | youketsu |
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| 溶血 | ようけつ | (n) hemolysis |
| you chi | youketsu |
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| 要訣 | ようけつ | (n) main point |
| you ketsu | youketsu |
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| 溶結凝灰岩 | ようけつぎょうかいがん | welded tuff |
| you ketsu gyou hai iwa | youketsugyoukaigan |
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| 溶血性連鎖球菌 | ようけつせいれんさきゅうきん | (n) hemolytic streptococcus |
| you chi sei rensa kyuukin | youketsuseirensakyuukin |
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| 妖気 | ようき | (n) ghostly / unearthly / weird |
| youki | youki |
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| 容器 | ようき | (n) container / vessel |
| youki | youki |
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| 用器 | ようき | (n) tool / instrument |
| you utsuwa | youki |
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| 陽気 | ようき | season / weather / cheerfulness |
| youki | youki |
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| 用器画 | ようきが | (n) mechanical drawing |
| you utsuwa ga | youkiga |
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| 容器包装法 | ようきほうそうほう | separate collection and recycling of packaging waste promoting law (3) |
| youki housou hou | youkihousouhou |
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| 洋琴 | ようきん | (n) (obs) piano |
| hiroshi kon | youkin |
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| 用金 | ようきん | (n) public money |
| you kin | youkin |
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| 容器収集 | ようきしゅうしゅう | container collection (3) |
| youki shuushuu | youkishuushuu |
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| 容器用板紙 | ようきよういたがみ | container board |
| youki you itagami | youkiyouitagami |
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| 容器用ライナ | ようきようらいな | container liner |
| youki you raina | youkiyouraina |
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| ようこそ | (int) welcome! / nice to see you! |
| youkoso |
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| 洋紅 | ようこう | (n) carmine / crimson |
| hiroshi kurenai | youkou |
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| 洋行 | ようこう | (n) overseas travel / (in preliberation China) a store operated by a foreigner |
| youkou | youkou |
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| 要港 | ようこう | (n) important port |
| you minato | youkou |
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| 要綱 | ようこう | (n) principle |
| youkou | youkou |
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| 要項 | ようこう | (n) important points |
| youkou | youkou |
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| 要頂 | ようこう | main points / list of requirements |
| you itadaki | youkou |
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| 陽光 | ようこう | (n) sunshine / sunlight |
| youkou | youkou |
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| 揚抗比 | ようこうひ | lift-to-drag ratio |
| you kou hi | youkouhi |
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| 揚抗比 | ようこうひ | lift-drag ratio (9) |
| you kou hi | youkouhi |
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| 揚抗比 | ようこうひ | (n) lift-drag ratio |
| you kou hi | youkouhi |
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| 溶鉱炉 | ようこうろ | blast furnace (8) |
| youkouro | youkouro |
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| 溶鉱炉 | ようこうろ | (n) smelting furnace / blast furnace |
| youkouro | youkouro |
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| 熔鉱炉 | ようこうろ | (n) smelting furnace / blast furnace |
| you kou ro | youkouro |
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| 鎔鉱炉 | ようこうろ | (n) smelting furnace / blast furnace |
| you kou ro | youkouro |
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| 庸君 | ようくん | (n) stupid ruler |
| you kun | youkun |
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| 幼君 | ようくん | (n) young lord or master |
| you kun | youkun |
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| 謡曲 | ようきょく | (n) Noh song |
| youkyoku | youkyoku |
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| 陽極 | ようきょく | (n) anode |
| youkyoku | youkyoku |
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