ランゲルハンス島[rangeruhansutou] islets of Langerhans
群島[guntou] island group
孤島[kotou] solitary island
広島県[hiroshimaken] Hiroshima prefecture (Chuugoku area)
鹿児島県[kagoshimaken] Kagoshima prefecture (Kyushu)

諸島[shotou] archipelago
小島[kojima] small island
千島[chishima] Kurile Islands
全島[zentou] the whole island
多島海[tatoukai] archipelago

ヨガの流行[yoganoryuukou] the cult of yoga
亜流[aryuu] bad second
暗流[anryuu] undercurrent
一次電流[ichijidenryuu] primary current
一流[ichiryuu] first-class

溢流[itsuryuu] overflow
渦流[karyuu] swirling current
押流す[oshinagasu] to wash away
横流し[yokonagashi] diversion into illegal channels
横流れ[yokonagare] flowing into the black market