| 1 | 空き時間 (あきじかん) |
| (n) free time |
| 2 | 曙貴時代 (あけたかじだい) |
| (n) (sumo) era during mid-1990s dominated by grand champions Akebono and Takanohana II |
| 3 | 足利時代 (あしかがじだい) |
| (n) Ashikaga period (i.e. the Muromachi period, 1333-1573 CE) |
| 4 | 飛鳥時代 (あすかじだい) |
| (n) Asuka period (550-710 CE) |
| 5 | 安土桃山時代 (あずちももやまじだい) |
| (n) Azuchi-Momoyama period (approx. 1558-1600 CE) |
| 6 | 遊び時間 (あそびじかん) |
| (n) playtime |
| 7 | 安土時代 (あづちじだい) |
| (n) Azuchi period (first half of the Azuchi-Momoyama period, 1568-1582 CE) |
| 8 | 暗黒時代 (あんこくじだい) |
| (n) the Dark Ages |
| 9 | 安静時 (あんせいじ) |
| (n) resting |
| 10 | 育児時間 (いくじじかん) |
| (n) nursing time |
| 11 | 一時 (いちじ) |
| (n-adv,n) one hour |
| 12 | 一時預かり (いちじあずかり) |
| (n) (baggage) checking |
| 13 | 一時預所 (いちじあずかりしょ) |
| (n) cloakroom |
| 14 | 一時預所 (いちじあずかりじょ) |
| (n) cloakroom |
| 15 | 一時預け (いちじあずけ) |
| (n) (baggage) checking |
| 16 | 一時解雇 (いちじかいこ) |
| (n,vs) a layoff |
| 17 | 一時間 (いちじかん) |
| (n) one hour |
| 18 | 一時間以内 (いちじかんいない) |
| (n) within one hour |
| 19 | 一時期 (いちじき) |
| (n-adv) a period (of time) |
| 20 | 一時帰休 (いちじききゅう) |
| (n) temporary layoff |
| 21 | 一時帰休制 (いちじききゅうせい) |
| (n) layoff system |
| 22 | 一時金 (いちじきん) |
| (n) lump sum |
| 23 | 一時賜金 (いちじしきん) |
| (n) lump-sum grant |
| 24 | 一時凌ぎ (いちじしのぎ) |
| (n) makeshift |
| 25 | 一時所得 (いちじしょとく) |
| (n) occasional income |
| 26 | 一時停止 (いちじていし) |
| (n,vs) suspension |
| 27 | 一時的 (いちじてき) |
| (adj-na,n) temporary |
| 28 | 一時逃れ (いちじのがれ) |
| (n) quibbling |
| 29 | 一時払 (いちじばらい) |
| (n) lump-sum payment |
| 30 | 一時払い (いちじばらい) |
| (n) lump-sum payment |
| 31 | 一日片時 (いちにちへんじ) |
| (n) short time |
| 32 | 何時時分 (いつじぶん) |
| (n) about what time |
| 33 | 今時分 (いまじぶん) |
| (n-adv,n-t) about this time |
| 34 | 営業時間 (えいぎょうじかん) |
| (n) business hours |
| 35 | 江戸時代 (えどじだい) |
| (n) Edo period (1603-1868 CE) |
| 36 | 江戸時代文学 (えどじだいぶんがく) |
| (n) Edo-period literature |
| 37 | 黄金時代 (おうごんじだい) |
| (n) Golden Age |
| 38 | 往時 (おうじ) |
| (n) ancient times |
| 39 | 王朝時代 (おうちょうじだい) |
| (n) Dynastic period (the Nara period and esp. the Heian period, characterized by the rule of the emperor as opposed to shogunate) |
| 40 | 大御所時代 (おおごしょじだい) |
| (n) Ogosho period (between the Kansei Reforms and the Tempo Reforms, approx. 1787-1843) |
| 41 | 大時代 (おおじだい) |
| (adj-na,n) old-fashioned |
| 42 | お三時 (おさんじ) |
| (n) three-o'clock snack |
| 43 | 開始時刻 (かいしじこく) |
| (n) starting time |
| 44 | 開店時間 (かいてんじかん) |
| (n) opening hours (of a store, restaurant, etc.) |
| 45 | 開廊時間 (かいろうじかん) |
| (n) opening hours of a gallery |
| 46 | 夏期時間 (かきじかん) |
| (n) daylight-saving time |
| 47 | 劃時代的 (かくじだいてき) |
| (adj-na,n) epoch-making |
| 48 | 夏時 (かじ) |
| (n-t) summertime |
| 49 | 稼働時間 (かどうじかん) |
| (n) number of hours worked |
| 50 | 鎌倉時代 (かまくらじだい) |
| (n) Kamakura period (1185-1333 CE) |
| 51 | 漢時代 (かんじだい) |
| (n) Han dynasty |
| 52 | 完了時制 (かんりょうじせい) |
| (n) (ling) perfect tense |
| 53 | 学生時代 (がくせいじだい) |
| (n) student days |
| 54 | 北玉時代 (きたたまじだい) |
| (n) (sumo) era at the turn of 1960s into 70s dominated by grand champions Kitanofuji and Tamanoumi |
| 55 | 起動時 (きどうじ) |
| (n) startup (point in) time |
| 56 | 起動時間 (きどうじかん) |
| (n) startup (interval of) time |
| 57 | 休憩時間 (きゅうけいじかん) |
| (n) rest time |
| 58 | 旧時 (きゅうじ) |
| (n-adv,n-t) ancient times |
| 59 | 旧石器時代 (きゅうせっきじだい) |
| (n) old stone age |
| 60 | 休息時間 (きゅうそくじかん) |
| (n) recess |
| 61 | 旧幕時代 (きゅうばくじだい) |
| (n) the shogunate period |
| 62 | 協定世界時 (きょうていせかいじ) |
| (n) Coordinated Universal Time |
| 63 | 貴輪時代 (きりんじだい) |
| (n) (sumo) era at the end of 1970s dominated by grand champion Wajima and ozeki Takanohana |
| 64 | 緊急時 (きんきゅうじ) |
| (n,adj-no) emergency |
| 65 | 緊急時環境線量情報予測システム (きんきゅうじかんきょうせんりょうじょうほうよそくシステム) |
| (n) System for Prediction of Environmental Emergency Dose Information |
| 66 | 近時 (きんじ) |
| (n-adv,n-t) recently |
| 67 | 金石併用時代 (きんせきへいようじだい) |
| (n) Chalcolithic period (i.e. the Copper Period) |
| 68 | 金属器時代 (きんぞくきじだい) |
| (n) Metal Age (i.e. the Bronze Age and the Iron Age) |
| 69 | 勤務時間 (きんむじかん) |
| (n) office (business, working) hours |
| 70 | 魏晋南北朝時代 (ぎしんなんぼくちょうじだい) |
| (n) Wei, Jin, and Southern and Northern Dynasties period (220-589 CE) |
| 71 | 空腹時 (くうふくじ) |
| (n) fasting |
| 72 | 群伝搬時間 (ぐんでんぱんじかん) |
| (n) group delay (in fibre optics, fiber optics) |
| 73 | 桂園時代 (けいえんじだい) |
| (n) Keien period (between the end of the Russo-Japanese War and the Taisho Political Crisis, approx. 1905-1912 CE) |
| 74 | 計時 (けいじ) |
| (n,vs) clocking |
| 75 | 計時係 (けいじがかり) |
| (n) timekeeper |
| 76 | 原始時代 (げんしじだい) |
| (n) primitive times |
| 77 | 原子時代 (げんしじだい) |
| (n) atomic age |
| 78 | 原史時代 (げんしじだい) |
| (n) protohistory (the period between prehistory and history) |
| 79 | 原子力時代 (げんしりょくじだい) |
| (n) atomic age |
| 80 | 現時代 (げんじだい) |
| (n) the present era |
| 81 | 現時点 (げんじてん) |
| (n) present point (i.e. in history) |
| 82 | 現時点においては (げんじてんにおいては) |
| (n) at the present time |
| 83 | 現地時間 (げんちじかん) |
| (n) local time |
| 84 | 源平時代 (げんぺいじだい) |
| (n) Gempei period (late 11th century-late 12th century CE) |
| 85 | 小一時間 (こいちじかん) |
| (n) nearly one hour |
| 86 | 恒星時 (こうせいじ) |
| (n) sidereal time |
| 87 | 拘束時間 (こうそくじかん) |
| (n) total hours spent working |
| 88 | 航続時間 (こうぞくじかん) |
| (n) duration of a cruise (flight) |
| 89 | 行動発起時刻 (こうどうはっきじこく) |
| (n) h-hour |
| 90 | 高度成長時代 (こうどせいちょうじだい) |
| (n) high-growth era |
| 91 | 弘仁貞観時代 (こうにんじょうがんじだい) |
| (n) Kounin-Jougan period (of Japanese art history, approx. 794-894 CE) |
| 92 | 古典時代 (こてんじだい) |
| (n) the classical period |
| 93 | 古墳時代 (こふんじだい) |
| (n) Tumulus period (of Japanese history) |
| 94 | これを書いている時点で (これをかいているじてんで) |
| (exp) at the time of writing |
| 95 | 歳時記 (さいじき) |
| (n) almanac of seasonal words (for haiku poets) |
| 96 | 栄えた時代 (さかえたじだい) |
| (n) prosperous age |
| 97 | 作業時間 (さぎょうじかん) |
| (n) working hours |
| 98 | 三国時代 (さんごくじだい) |
| (n) (1) Three Kingdoms period (of Chinese history, 220-280 CE) |
| 99 | 三時 (さんじ) |
| (n-adv) (1) 3 o'clock |
| 100 | 三時のお八つ (さんじのおやつ) |
| (exp) afternoon refreshment |