In the Edo period, the Kaga Clan implemented extensive incentive measures for the confectionery business in its domain whereby, as a result, manufacturing techniques for rakugan has much progressed in Kanazawa City, and Choseiden (celebrated rakugan presently made in Kanazawa City) is one of the achievements of the time.
江戸時代には加賀藩が大々的に製菓事業に対して奨励策を取った事から、金沢市では落雁の技術が進化しており、長生殿はこうした成果の一つである。