| 考える | かんがえる | to think (about, of); to think over; to ponder; to contemplate | n5 |
| 考え | かんがえ | thinking; thought; view; opinion | n5 |
| 参考 | さんこう | reference; consultation | n3 |
| 參考 | さんこう | reference; consultation | n3 |
| 考え方 | かんがえかた | way of thinking; point of view; opinion; approach (e.g. to a problem) | n3 |
| 考 | こう | thought; report on one's investigation into ...; deceased father | n5 |
| 考慮 | こうりょ | consideration; taking into account | n2 |
| 考え込む | かんがえこむ | to ponder; to brood | n2 |
| 思考 | しこう | thought; consideration; thinking | n2 |
| 考察 | こうさつ | consideration; inquiry; enquiry; investigation | n2 |
| 考え出す | かんがえだす | to think out; to devise; to invent; to begin to think | n2 |
| 考案 | こうあん | plan; device; idea; design | n1 |
| 考え直す | かんがえなおす | to reconsider; to rethink; to reassess | n2 |
| 考えつく | かんがえつく | to think of; to come up with | |
| 選考 | せんこう | selection; choice; screening | n2 |
| 考証 | こうしょう | investigation into historical evidence; study of historical artifacts | n2 |
| 参考書 | さんこうしょ | reference book; study-aid book; supplemental textbook; student handbook | |
| 考えもの | かんがえもの | something that requires thought; something that should be thought over carefully; something questionable; puzzle | |
| 考えごと | かんがえごと | something to think about; one's thoughts; concern; worry | n2 |
| 備考 | びこう | note (for reference); remarks; N.B. | |
| 考古学 | こうこがく | archaeology; archeology | n1 |
| 熟考 | じゅっこう | careful consideration; deliberation; thinking over carefully | n1 |
| 考究 | こうきゅう | investigation; inquiry; research; study | n1 |
| 考え違い | かんがえちがい | mistaken idea; misunderstanding; wrong impression | |
| 考古 | こうこ | study of antiquities; archaeology; archeology | |
| 考え事 | かんがえごと | something to think about; one's thoughts; concern; worry | n2 |
| 考え抜く | かんがえぬく | to think thoroughly | |
| 考え付く | かんがえつく | to think of; to come up with | |
| 一考 | いっこう | consideration; thought | |
| 再考 | さいこう | reconsideration | n1 |
| 勘考 | かんこう | consideration | n3 |
| 黙考 | もっこう | contemplation; meditation | |
| 思考力 | しこうりょく | ability to think | |
| 考え物 | かんがえもの | something that requires thought; something that should be thought over carefully; something questionable; puzzle | |
| 愚考 | ぐこう | foolish thought; (one's own) thought; (one's own) idea | |
| 考査 | こうさ | examination; consideration; test; quiz | |
| 無考え | むかんがえ | thoughtless; heedless; rash | |
| 参考文献 | さんこうぶんけん | works cited; references | |
| 考量 | こうりょう | consideration; deliberation | |
| 先考 | せんこう | (one's) late father | n2 |
| 論考 | ろんこう | study (of); discussion; discourse; inquiry | |
| 推考 | すいこう | surmising; speculation | n1 |
| 考案者 | こうあんしゃ | inventor; designer; planner | |
| 長考 | ちょうこう | thinking (about a matter) for a long time; contemplating for a long time; lengthy consideration; pondering | n1 |
| 選考会 | せんこうかい | screening meeting; trial meeting; qualifying competition | |
| 考妣 | こうひ | deceased parents; one's late mother and father | |
| 考試 | こうし | test; exam | n2 |
| 千思万考 | せんしばんこう | deep meditation; mature consideration | |
| 考えこむ | かんがえこむ | to ponder; to brood | n2 |
| 考え得る | かんがえうる | to be conceivable | |
| 皇考 | こうこう | the (deceased) father of the current emperor | n5 |
| 考えだす | かんがえだす | to think out; to devise; to invent; to begin to think | n2 |
| 考古学的 | こうこがくてき | archeological; archaeological | |
| 考え過ぎる | かんがえすぎる | to think too much; to be over-concerned | |
| 考課 | こうか | evaluation; rating | n4 |
| 考えなおす | かんがえなおす | to reconsider; to rethink; to reassess | n2 |
| 考え様 | かんがえよう | way of thinking; one's perspective | |
| 考現学 | こうげんがく | study of modern societies | |
| 参考価格 | さんこうかかく | reference price | |
| 楢山節考 | ならやまぶしこう | Narayama Bushikō - The Ballad of Narayama (1954 novel by Fukazawa Shichirō, 1983 film by Imamura Shōhei) | |
| 考え中 | かんがえちゅう | (in the middle of) considering; deliberating | |
| 考証学 | こうしょうがく | evidential textual research (esp. of texts from Ming dynasty China) | |
| 選考基準 | せんこうきじゅん | criterion (criteria) for selection | |
| 高考 | こうこう | National College Entrance Examination (China); Gaokao | n5 |
| 叢考 | そうこう | miscellaneous studies | n2 |
| 私考 | しこう | one's own thoughts; one's personal opinion; one's personal view | n1 |
| 考按 | こうあん | plan; device; idea; design | n1 |
| 失考 | しっこう | misunderstanding | |
| 小考 | しょうこう | momentary thought; brief consideration; one's thoughts; one's opinion | |
| 少考 | しょうこう | momentary thought; brief consideration; one's thoughts; one's opinion | |
| 常考 | じょうこう | isn't it obvious?; that's common sense | |
| 祖考 | そこう | deceased grandfather; deceased father and grandfather; distant ancestor; forefather | |
| 考覈 | こうかく | considering and examining; pondering and investigating | |
| 備考欄 | びこうらん | notes; remarks (reference) column | |
| 再考察 | さいこうさつ | reconsideration | |
| 再考慮 | さいこうりょ | reconsideration | |
| 参考人 | さんこうにん | invited witness; unsworn witness; person of interest; voluntary interviewee | |
| 参考品 | さんこうひん | reference materials; specimen for reference; reference item; specimen | |
| 参考本 | さんこうぼん | reference book | |
| 皇祖考 | こうそこう | deceased grandfather of the emperor | |
| 考課表 | こうかひょう | personnel record; business record | |
| 路考茶 | ろこうちゃ | yellowish brown (traditional Japanese color name) | |
| 一次選考 | いちじせんこう | initial screening (of applicants); preliminary screening | |
| 中間考査 | ちゅうかんこうさ | midterm examination | |
| 人事考課 | じんじこうか | merit (ability, efficiency) rating; employee performance evaluation | |
| 人物考査 | じんぶつこうさ | personality test; personality assessment; personality inventory | |
| 入学考査 | にゅうがくこうさ | entrance examination | |
| 参考図書 | さんこうとしょ | reference book (work) | |
| 参考書目 | さんこうしょもく | bibliography | |
| 参考記録 | さんこうきろく | unofficial result; unrecognized result (esp. in sports) | |
| 参考資料 | さんこうしりょう | reference data; reference material | |
| 呪術思考 | じゅじゅつしこう | magical thinking | |
| 垂直思考 | すいちょくしこう | rigid (stereotypical) thinking that adheres to preconceived notions; vertical thinking; linear thinking | |
| 思考停止 | しこうていし | ceasing to think; refusing to think critically; giving up thinking (for oneself); going blank | |
| 思考回路 | しこうかいろ | patterns of thinking; train of thought | |
| 思考実験 | しこうじっけん | thought experiment; gedankenexperiment | |
| 思考様式 | しこうようしき | way of thinking; thought pattern; thinking pattern | |
| 採用選考 | さいようせんこう | employment screening; employment selection (for job applicants) | |
| 時代考証 | じだいこうしょう | background research; research into the period | |
| 書類選考 | しょるいせんこう | document screening; paper screening; narrowing down a field of applicants based on resumes, written applications, etc. | |