| 1 | 赤 (あか) |
| (n) (1) red |
| 2 | 赤々 (あかあか) |
| (adv-to) bright red |
| 3 | 赤 (あかあか) |
| (adv-to) bright red |
| 4 | 赤足鷸 (あかあししぎ) |
| (n) (uk) common redshank (Tringa totanus) |
| 5 | 赤蟻 (あかあり) |
| (n) red ant |
| 6 | 赤い (あかい) |
| (adj) red |
| 7 | 赤い糸 (あかいいと) |
| (n) red string (traditionally fated lovers are joined by this unseen string) |
| 8 | 赤烏賊 (あかいか) |
| (n) (uk) red squid |
| 9 | 赤い羽根 (あかいはね) |
| (n) red feather |
| 10 | 赤色 (あかいろ) |
| (adj-na,n) red |
| 11 | 赤魚 (あかうお) |
| (n) (1) Matsubara's red rockfish (Sebastes matsubarae) |
| 12 | 赤えい (あかえい) |
| (n) (uk) red stingray (Dasyatis akajei) |
| 13 | 赤烏帽子 (あかえぼし) |
| (n) (1) red eboshi (headgear worn by Japanese men prior to and during the Edo period, which was ordinarily black in color) |
| 14 | 赤襟鰭足鷸 (あかえりひれあししぎ) |
| (n) (uk) red-necked phalarope (Phalaropus lobatus) |
| 15 | 赤狼 (あかおおかみ) |
| (n) red wolf (American carnivore, Canis rufus) |
| 16 | 赤尾ノスリ (あかおノスリ) |
| (n) (uk) red-tailed hawk (Buteo jamaicensis) |
| 17 | 赤蕪 (あかかぶ) |
| (n) red turnip |
| 18 | 赤蛙 (あかがえる) |
| (n) (1) (uk) any brown or reddish-brown frog (esp. of family Ranidae) |
| 19 | 赤が勝っている (あかがかっている) |
| (exp) to be predominated by |
| 20 | 赤狐 (あかぎつね) |
| (n) (uk) (obsc) red fox (Vulpes vulpes) |
| 21 | 赤組 (あかぐみ) |
| (n) red team |
| 22 | 赤黒い (あかぐろい) |
| (adj) dark red |
| 23 | 赤毛 (あかげ) |
| (n) redhead |
| 24 | 赤毛布 (あかげっと) |
| (n) red blanket |
| 25 | 赤珊瑚 (あかさんご) |
| (n) red coral |
| 26 | 赤潮 (あかしお) |
| (n) red tide |
| 27 | 赤鹿 (あかしか) |
| (n) red deer |
| 28 | 赤幣 (あかしで) |
| (n) (uk) loose-flowered hornbeam (Carpinus laxiflora) |
| 29 | 赤四手 (あかしで) |
| (n) (uk) loose-flowered hornbeam (Carpinus laxiflora) |
| 30 | 赤信号 (あかしんごう) |
| (n) red light (traffic) |
| 31 | 赤信号皆で渡れば怖くない (あかしんごうみんなでわたればこわくない) |
| (exp) "If everyone crosses against the red light, then there's nothing to be afraid of" |
| 32 | 赤地 (あかじ) |
| (n) red cloth |
| 33 | 赤紫蘇 (あかじそ) |
| (n) red shiso |
| 34 | 赤じそ (あかじそ) |
| (n) red shiso |
| 35 | 赤すぐり (あかすぐり) |
| (n) red-currant (Ribes rubrum) |
| 36 | 赤酸塊 (あかすぐり) |
| (n) red-currant (Ribes rubrum) |
| 37 | 赤線 (あかせん) |
| (n) red-light district |
| 38 | 赤立羽蝶 (あかたてはちょう) |
| (n) red admiral (butterfly) |
| 39 | 赤鯛 (あかだい) |
| (n) (1) (col) red sea bream (i.e. the tai, Pagrus major) |
| 40 | 赤出し (あかだし) |
| (n) (food) soup made with red miso paste |
| 41 | 赤茶ける (あかちゃける) |
| (v1,vi) to turn reddish-brown |
| 42 | 赤提灯 (あかちょうちん) |
| (n) (1) (food) red paper restaurant lantern |
| 43 | 赤ちょうちん (あかちょうちん) |
| (n) (1) (food) red paper restaurant lantern |
| 44 | 赤土 (あかつち) |
| (n) red clay |
| 45 | 赤面 (あかつら) |
| (n) red face |
| 46 | 赤電話 (あかでんわ) |
| (n) (arch) red telephone |
| 47 | 赤とんぼ (あかとんぼ) |
| (n) (1) (uk) (small) red dragonfly |
| 48 | 赤蜻蛉 (あかとんぼ) |
| (n) (1) (uk) (small) red dragonfly |
| 49 | 赤肉 (あかにく) |
| (n) (1) red meat |
| 50 | 赤鼻 (あかはな) |
| (n) red nose |
| 51 | 赤房 (あかぶさ) |
| (n) red tassel hung above the southeast corner of a sumo ring |
| 52 | 赤葡萄酒 (あかぶどうしゅ) |
| (n) red wine |
| 53 | 赤帽 (あかぼう) |
| (n) redcap |
| 54 | 赤松 (あかまつ) |
| (n) Japanese red pine (Pinus densiflora) |
| 55 | 赤味 (あかみ) |
| (n) a tinge of red |
| 56 | 赤み (あかみ) |
| (n) red |
| 57 | 赤みがかった (あかみがかった) |
| (adj) rufous or reddish (esp. for ornithology) |
| 58 | 赤味がかる (あかみがかる) |
| (exp) to be tinged red |
| 59 | 赤味掛かる (あかみがかる) |
| (exp) to be tinged red |
| 60 | 赤味が差している (あかみがさしている) |
| (exp) to be tinged red |
| 61 | 赤身魚 (あかみざかな) |
| (n) fish having red flesh (e.g. maguro, katsuo, saba, iwashi) |
| 62 | 赤味を帯びた (あかみをおびた) |
| (adj) tinged with red |
| 63 | 赤紫 (あかむらさき) |
| (n) purplish red |
| 64 | 赤目現象 (あかめげんしょう) |
| (n) red-eye effect |
| 65 | 赤門 (あかもん) |
| (n) red gate (esp. at Tokyo University) |
| 66 | 赤山蟻 (あかやまあり) |
| (n) (uk) Formica sanguinea (species of red wood ant) |
| 67 | 赤ら顔 (あからがお) |
| (n) red faced |
| 68 | 赤らむ (あからむ) |
| (v5m,vi) to become red |
| 69 | 赤煉瓦 (あかれんが) |
| (n,adj-no) red brick |
| 70 | 赤カンガルー (あかカンガルー) |
| (n) (uk) red kangaroo (Macropos rufus) |
| 71 | 赤スグリ (あかスグリ) |
| (n) red-currant (Ribes rubrum) |
| 72 | 赤ランプ (あかランプ) |
| (n) red light |
| 73 | 赤レンガ (あかレンガ) |
| (n,adj-no) red brick |
| 74 | 赤ワイン (あかワイン) |
| (n) red wine |
| 75 | 赤魚鯛 (あこうだい) |
| (n) (1) (uk) Matsubara's red rockfish (Sebastes matsubarae) |
| 76 | 暗赤色 (あんせきしょく) |
| (n) dark red |
| 77 | 引赤 (いんせき) |
| (n) (obsc) rubefaction (reddening of the skin) |
| 78 | 引赤薬 (いんせきやく) |
| (n) (obsc) rubefacient (substance that causes redness of skin) |
| 79 | 遠赤外 (えんせきがい) |
| (adj-na,n) far infrared |
| 80 | 金赤 (きんあか) |
| (n) bronze-red |
| 81 | 金赤色 (きんあかいろ) |
| (n) bronze-red (colour, color) |
| 82 | 腰赤燕 (こしあかつばめ) |
| (n) red-rumped swallow (Hirundo daurica) |
| 83 | 背赤後家蜘蛛 (せあかごけぐも) |
| (n) (uk) redback spider (Latrodectus hasselti) |
| 84 | 赤外 (せきがい) |
| (adj-na) infrared |
| 85 | 赤外線 (せきがいせん) |
| (n) infra-red rays |
| 86 | 赤外線写真 (せきがいせんしゃしん) |
| (n) infrared photography |
| 87 | 赤外線通信 (せきがいせんつうしん) |
| (n) infrared data communication |
| 88 | 赤外発散 (せきがいはっさん) |
| (n) infrared divergence (physics) |
| 89 | 赤色 (せきしょく) |
| (adj-na,n) red |
| 90 | 赤色巨星 (せきしょくきょせい) |
| (n) red giant (star) |
| 91 | 赤色矮星 (せきしょくわいせい) |
| (n) red dwarf (star) |
| 92 | 赤色わい星 (せきしょくわいせい) |
| (n) red dwarf (star) |
| 93 | 赤色テロ (せきしょくテロ) |
| (n) red terror |
| 94 | 赤色テロル (せきしょくテロル) |
| (n) red terror |
| 95 | 赤熱 (せきねつ) |
| (n,vs) red hot |
| 96 | 赤飯 (せきはん) |
| (n) red rice (beans and mochi) for auspicious occasions |
| 97 | 赤方偏移 (せきほうへんい) |
| (n) red shift |
| 98 | 赤燐 (せきりん) |
| (n) red phosphorus |
| 99 | 赤褐色 (せっかっしょく) |
| (n) reddish brown |
| 100 | 赤血球 (せっけっきゅう) |
| (n) red blood cell |