Vocabulary consisting only from characters you are able to read
野党
やとう
opposition party, political opposition, oppositionseiji
反対
はんたい
opposition, resistance, antagonism, hostility, contrast, objection, dissension, reverse, opposite, vice versajlpt3, jlpt4, leda1, suru
楽観的
らっかんてき
optimistic, hopefulemo
最適
さいてき
optimum, the most suitablemix
口承文学
こうしょうぶんがく
oral literature, oral traditionmix
順序
じゅんじょ
order, sequence, proceduremix
体制
たいせい
order, system, structure, set-up, organization, organisationmix
鉱石
こうせき
ore, mineral, crystalmix
器官
きかん
organ (of body), instrumentmix
団体
だんたい
organization, organisation, associationjlpt3
構成
こうせい
organization, organisation, configuration, compositionsuru
体系化
たいけいか
organization, organisation, systematization, systematisationsuru
原点
げんてん
origin (coordinates), starting pointmix
起源
きげん
origin, beginning, risemix
由来
ゆらい
origin, source, history, derivation, reason, destinyall
原意
げんい
original meaningmix
原状
げんじょう
original statemix
目新しい
めあたらしい
original, novel, newadj
独自
どくじ
original, peculiar, characteristic, proprietarymix
元来
がんらい
originally, primarily, essentially, logically, naturallymix
元祖
がんそ
originator, founder, pioneer, inventormix
他
ほか
other (esp. places and things)/the restadj, leda1
外
ほか
other place, the restjlpt5
余人
よじん
others, other people; others, other peoplemix
宿
やど
outcasts (those from Kamakura period to the Edo period, common around the Kyoto region); inn, lodgingmix
屋外
おくがい
outdoors, alfrescomix
外出
がいしゅつ; そとで
outing, trip, going out; (n,vs) outing, trip, going outsuru
域外
いきがい
outside the areamix
向こう
むこう
over there, opposite direction, across the wayjlpt3, jlpt5
優勝
ゆうしょう
overall victory, championshipsuru
飲み過ぎ
のみすぎ
overdrinking, excessive drinkingmix
重なり
かさなり
overlapping, piling, stackingmix
荷作り
にづくり
packing, baling, cratingsuru
苦しみ
くるしみ
pain, anguish, distress, suffering, hardshipmix
一対
いっつい
pair (of screens or vases, etc.)mix
提灯
ちょうちん
paper lantern, Chinese lantern, Japanese lanternmix
比類
ひるい
parallel, equal, matchmix
役割
やくわり
part, assigning (allotment of) parts, role, dutiesmix
部位
ぶい
part, position (in a whole, i.e. body)mix
参加者
さんかしゃ
participant, entrantmix
別れ
わかれ
parting/separation/farewell/(lateral) branch/fork/offshoot/division/section/(P)jlpt3
分割
ぶんかつ
partition, division, separation, segmenting, splittingsuru
通過
つうか
passage through, transit, passingsuru
経過
けいか
passage, expiration, progress, transitionsuru
件
けん
(1)(uk) the above-mentioned, the said, (man, incident, etc.) in question, (2)the usual; (3)matter, case, item, (ctr) (4)counter for cases, matters, etc. mix