Since the 1990s, demand rapidly increased due to the influence of an antiques appraisal show on TV, although most people bought them in the hope their value would increase or as interior accessories rather than as heating appliances.
平成に入って、テレビの骨董鑑定番組の影響から急激に需要が増えたが、投機目的や、インテリアとして求められる例が多く、暖房器具としての需要は低かった。