宇宙旅行[uchuuryokou] space travel
軍旅[gunryo] army
股旅[matatabi] wandering life of a gambler
修学旅行[shuugakuryokou] excursion
新婚旅行[shinkonryokou] honeymoon

船旅[funatabi] trip by boat
団体旅行[dantairyokou] group travel
長旅[nagatabi] long trip
無銭旅行[musenryokou] hitchhiking

鴉片窟[ahenkutsu] opium den
鴉片[ahen] opium
深山鴉[miyamagarasu] rook (species of crow, Corvus frugilegus)
旅鴉[tabigarasu] wanderer
鴉天狗[karasutengu] crow-billed goblin

嘴細鴉[hashibosogarasu] carrion crow (Corvus corone)
嘴太鴉[hashibutogarasu] jungle crow (Corvus macrorhynchos)
渡鴉[watarigarasu] common raven (Corvus corax)
海鴉[umigarasu] common murre