2004	10	Received support from the Osaka City Small and Medium Enterprise Support Center for business startups, and established the company in the Osaka Industrial Creation Center Business Startup Preparation Office.
2005	4	With the end of the support program from the Osaka City Small and Medium Enterprise Support Center , the office was relocated to Toyosaki, Kita-ku, Osaka.
	5	Shodensha’s products and Shodensha are featured in the May issue of “b-platz,” a magazine published by the Osaka City Small and Medium Enterprise Support Center.
	9	September 12th-16th, 2005: Exhibited microscopes at the 16th MICONEX exhibition held in Shanghai, China.
2006	9	Sales of Shodensha products have begun on Rakuten. Online sales have begun.
2007	12	Due to business expansion, the office was moved to Nakazaki-nishi, Kita-ku, Osaka.
2011	2	Planning, development and sales of handheld microscopes with full autofocus and focus stacking functions.
	6	Capital increased to 10,000,000 yen.
	11	ISO9001 certification obtained.
2012	4	Changed organization from a limited company to a joint-stock company.
	6	Development and sales of an arm-equipped microscope for dental technicians begins.
	10	Established Thai subsidiary Shodensha (Thailand) Co., Ltd.
	11	ISO14001 certification obtained.
2013	10	Due to business expansion, the office was moved to Banzai-cho, Kita-ku, Osaka.
2014	4	Opened Amazon store
	11	Exhibited at METALEX 2014 in Bangkok together with Shodensha (Thailand) Co., Ltd. (in the JETRO Pavilion)
2015	12	Exhibited at Manufacturing Indonesia 2015 (Jakarta, Indonesia) with support from Osaka City.
2016	10	Established Vietnam subsidiary Shodensha Vientnam Co., Ltd.
2017	6	Exhibited at MTA Vietnam 2017 (Ho Chi Minh City, Vietnam) in collaboration with Shodensha Vietnam Co., Ltd. (in the JETRO Pavilion)
	8	Waterproof C-mount camera developed.
	10	Exhibited at Metalex Vietnam 2016 (Ho Chi Minh City, Vietnam) in collaboration with Shodensha Vietnam Co., Ltd. with support from Osaka City.
2018	9	Developed “Shitamachi Scope,” an endoscopic surgery simulator for educational and surgical training purposes, in collaboration with Osaka City University.