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死の谷 (しのたに) — valley of death (barrier between product development and commercialization stages)
死の谷
valley of death (barrier between product development and commercialization stages)
死ぬ しぬ
to die; to pass away
死 「し」「しに」
death
気死 きし
dying in a fit of anger
三死 さんし
three outs
死顔 しにがお
face of a dead person