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| 1 | Environmental Quality Standards for Shinkansen Superexpress Railway Noise | 新幹線鉄道騒音に係る環境基準 | |||
| 2 | Environmental Quality Standards for Shinkansen Superexpress Railway Noise | 新幹線鉄道騒音に係る環境基準について | |||
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| 1 | Environmental Quality Standards for Shinkansen Superexpress Railway Noise | 新幹線鉄道騒音に係る環境基準 | |||
| 2 | Environmental Quality Standards for Shinkansen Superexpress Railway Noise | 新幹線鉄道騒音に係る環境基準について | |||