| 601 | 縮める | chidjimeru | to shorten; to reduce; to condense; to shrink; to make |
| 602 | 調味料 | choumiryou | seasoning; flavoring; flavouring; condiment |
| 603 | 調節 | chousetsu | regulation; adjustment; control |
| 604 | 聴衆 | choushuu | audience; attendance; hearers |
| 605 | 題名 | daimei | title |
| 606 | 原料 | genryou | raw materials |
| 607 | 原則 | gensoku | principle; general rule |
| 608 | 限定 | gentei | limit; restriction |
| 609 | 疑問点 | gimonten | point of uncertainty; unclarified issue; doubt |
| 610 | 強引 | gouin | overbearing; coercive; pushy; forcible; high-handed |
| 611 | 反発 | hanpatsu | opposition; rebellion; revolt; resistance; backlash; refusal; rebounding; recoiling; repulsion |
| 612 | ひと昔 | hitomukashi | ages; long time; decade; the past ten years |
| 613 | 一段落 | ichidanraku | reaching a stopping place; settling down |
| 614 | 生かす | ikasu | to make |
| 615 | 人工知能 | jinkouchinou | artificial intelligence; AI |
| 616 | 充実感 | juujitsukan | sense of fulfillment; sense of completeness; sense of accomplishment; sense of contentment |
| 617 | 開会 | kaikai | opening of a meeting |
| 618 | 解決策 | kaiketsusaku | solution; solution strategy |
| 619 | 回覧 | kairan | circulation |
| 620 | 改訂 | kaitei | revision |
| 621 | 夏期 | kaki | summer term |
| 622 | 鑑賞 | kanshou | appreciation |
| 623 | 片付け | katazuke | tidying up; finishing |
| 624 | 可愛がる | kawaigaru | to love; to cherish; to be affectionate to; to treat tenderly; to dote on; to show favouritism to; to be partial to |
| 625 | 経理 | keiri | accounting; administration |
| 626 | 好ましい | konomashii | nice; likeable; desirable |
| 627 | 高齢化 | koureika | population ageing |
| 628 | 公衆 | koushuu | the public; general public |
| 629 | 交代 | koutai | alternation; change; relief; relay; shift; substitution |
| 630 | 苦情 | kujou | complaint; troubles; objection; grievance |
| 631 | 組み込む | kumikomu | to insert; to include; to incorporate; to cut in |
| 632 | 休暇明け | kyuukaake | post-vacation |
| 633 | 真っ先 | massaki | the head; the foremost; beginning; the very front |
| 634 | 目新しい | meatarashii | original; novel; new |
| 635 | 見逃す | minogasu | to miss; to overlook; to fail to notice; to let pass |
| 636 | 見積もる | mitsumoru | to estimate |
| 637 | 問題点 | mondaiten | the problem |
| 638 | 無限 | mugen | infinity; infinitude; eternity; infinite; limitless |
| 639 | 無意識 | muishiki | unconsciousness; unconscious; involuntary; automatic; mechanical; unintentional; spontaneous |
| 640 | 無関心 | mukanshin | apathetic; indifferent |
| 641 | 名づける | nazukeru | to name; to call; to christen; to term |
| 642 | 年内 | nennai | by the end of the year |
| 643 | 農薬 | nouyaku | agricultural chemical |
| 644 | 奥底 | okusoko | depths; bottom |
| 645 | 折り畳む | oritatamu | to fold up; to fold into layers |
| 646 | 恋愛 | ren’ai | love; love-making; passion; emotion; affections |
| 647 | 最大 | saidai | biggest; greatest; largest; maximum |
| 648 | 細菌 | saikin | bacterium; bacteria; germ |
| 649 | 差し支える | sashitsukaeru | to interfere; to hinder; to become impeded |
| 650 | 先着 | senchaku | arriving first |
