[ひつよう, hitsuyou] (adj-na) (1) necessary; needed; essential; indispensable; (n) (2) necessity; need; requirement; (P) #191
[ふよう, fuyou] (adj-na, n, adj-no) (See 不用) unnecessary; unneeded; (P) #2374
[sae (P); sura] (prt) even; if only; if just; as long as; the only thing needed; (P) #2762
[しょよう, shoyou] (n, adj-no) required; needed; necessary; (P) #7168
[さがす, sagasu] (v5s, vt) (1) (esp. 捜す) to search (for something lost); to seek (a suspect in a crime); (2) (esp. 探す) to search (for something desired, needed); to look for; (P) #7214
[saemo ; suramo] (exp) (See さえ) even; if only; if just; as long as; the only thing needed
[hitahita] (adv-to, adv) (1) (on-mim) lapping (e.g. of waves against the shore); (2) (on-mim) steadily (advancing); gradually (approaching); (adj-no, adj-na) (3) (on-mim) (often used adverbially as ひたひたに) sufficient (of the amount of liquid needed to cover a submerged object); just enough; (adv-to, adv) (4) (on-mim) (arch) speedily; promptly; quickly; smoothly; (5) (on-mim) (arch) closely; exactly
[ゆんぜい, yunzei] (n) strength needed to pull back a bow
[たねなし, tanenashi] (n, adj-no) (1) seedlessness; seedless fruit; (2) lacking the material needed to do something
[かちのこり, kachinokori] (n) winning sumo wrestler who remains ringside in case his involvement is needed in pre-bout rituals
[みうけがね;みうけきん(身請け金;身請金), miukegane ; miukekin ( miuke ke kin ; miuke kin )] (n) (See 身請け) money needed to buy a geisha or prostitute out of bondage
[とうた, touta] (n, vs) (1) selection; weeding out; elimination (e.g. of unneeded employees); (2) (See 自然淘汰・しぜんとうた) natural selection
[ひつようしだい, hitsuyoushidai] (n, adv) as necessary (needed); if necessary (needed)
[あましもの, amashimono] (n) something not needed; person who is in the way
[ようしゃ, yousha] (n) adoption or rejection; choice; separating the needed from the unneeded