1590 (Tensho 18)

Tokugawa Ieyasu is given the eight provinces of Kanto by Hideyoshi and moves from Mikawa Okazaki to Edo. Began building the town of Edo. During the construction of Edo Castle Town, the upstream river was filled in and opened to waterways.IbasenThe father of Ibaya Kanzaemon, the first generation of Ibaya Kanzaemon, was a flood control and civil engineering craftsman for the Matsudaira family in Okazaki, Mikawa Province. He went with Ieyasu Tokugawa to Iba-mura in Enshu (present-day Iba-machi, Hamamatsu City), where Ibaya Kanzaemon I (Ibaya Kanzaemon I) was born. Since the exact year of establishment is unknown, the year of birth of the founder is used as the year of establishment.

1603: Edo shogunate established

Tokugawa Ieyasu is appointed as the Seiyo-tai shogun and establishes the Edo shogunate. Ibaya Kanzaemon moves to Edo with Ieyasu's entry into the Edo shogunate and engages in pioneering work. The land he had cleared was given to him as a gift, so he settled down in this area and began his business. The name of the store was taken from the village of Iba, with which it was associated. At the time of its establishment, the shop dealt in Japanese paper and bamboo, and as an official merchant, it delivered materials and Japanese paper to the shogunate, which was also used for baskets and wagura (bamboo hanger). The washi was not made but purchased from paper-making regions such as Tosa and Awa, and the bamboo was from Boshu. The year of birth is used as the year of establishment.

1657 (Meireki 3)

The Great Meireki Fire (Furisode Fire) damaged most of Edo and destroyed the Edo Castle keep. It was the most devastating fire in the Edo period and had a major impact on the city planning and firefighting systems of Edo. The fire caused damage and destroyed old documents and other property. The year of birth is used as the year of foundation.

Around 1700 (13th year of Genroku era) Mid-Edo period

In an effort to add value, the company began using bamboo and Japanese paper as materials for its products.round fanThe Edo period saw the start of the production of This was the Edoround fanThis product became known as the "EdoIbasenofround fanproduction in the mid-Edo period, trading since around the 1700's. Edoround fanandfolding fandealing inround fanAs a wholesaler, the publisher of the Edo shogunate's warrantround fanThe company is listed on the first section of the Tokyo Stock Exchange. The year of birth is used as the year of establishment.

1590

Tokugawa Ieyasu is granted the eight provinces of the Kanto region by Hideyoshi and moves from Mikawa Okazaki to Edo. Began building the town of Edo. During the construction of Edo Castle Town, the upstream river is filled in and opened to waterways.IbasenThe father of Ibaya Kanzaemon, the first generation of Ibaya Kanzaemon, was a flood control and civil engineering craftsman for the Matsudaira family in Okazaki, Mikawa Province. He went with Ieyasu Tokugawa to Iba-mura in Enshu (present-day Iba-machi, Hamamatsu City), where Ibaya Kanzaemon I (Ibaya Kanzaemon I) was born. Since the exact year of establishment is unknown, the year of birth of the founder is used as the year of establishment.

1792 (Kansei 4)

Ibaya Senzaburo opens a shop in Horie-cho 1-chome.round fanIbaya Senzaburo opens a wholesale store in Horie-cho 1-chome. The year of birth is used as the year of establishment.

Late Edo Period

round fanUkiyoe pasted onround fanpictures become popular.round fanUkiyo-e began to be handled in earnest in 1928. Ibaya became the publisher of Toyokuni Utagawa I, a popular Ukiyo-e artist at the time, as well as the genius painter Kuniyoshi and Hiroshige, who were also Ukiyo-e artists at the time, and spread the name of "Ibaya" throughout Edo. The year of birth is used as the year of establishment.

1804-1818（from around the first year of Bunka to the end of the Edo period)

Ibaya Kyubei (Ibaya Kyubei), business name "Ibaku" and "Kinmasaido", Horie-cho 2-chomeround fanMany of his paintings can be seen. The year of birth is used as the year of establishment.

1818-1830（From Bunsei to Meiji)

Ibaya Senzaburo, shop name "Ibaya SenzaburoIbasen」「round fanDansendo" "Dansendo" Horie-cho 1-chome, five-man storeround fanName taken from Saburo, the 10th wholesaler.IbasenThe year of birth is used as the year of establishment. The year of birth is used as the year of establishment.

1855 (2nd year of Ansei era)

Ansei Earthquake: The company loses its successor. The year of birth is used as the year of foundation.

1868-1889 (Meiji Restoration)

Naokichi Yoshida 13th Naokichi Yoshida promotes the calendar business as a semi-mainstay product.

1923 (Taisho 12)

The store is destroyed by fire in the Great Kanto Earthquake.

1934 (Showa 9)

Ltd. Ibasen Reorganized as a joint-stock company.

1945 (Showa 20)

World War II: The store was spared from damage in an air raid on Tokyo.

1976 (Showa 51)

14th generationNobuo Yoshida(Nobuo Yoshida) Engaged in the family business.

1985 (Showa 60)

14th generationNobuo Yoshida(Nobuo Yoshida) becomes Representative Director.　The calendar business is discontinued. The main businessround fan、folding fanand concentrate on his main business, sales.

2008 (Heisei 20)

Website launched.

2012 (Heisei 24)

On the first floor of the building by the Chuo City Machikado Exhibition Hall projectIbasenUkiyo-e Museum opened.

Currently

From the late Edo periodfolding fanand began sellinground fan、folding fanand has continued to the present day as a long-established manufacturer of washi paper products. The "Washi" of those days was called "WashiIbasenThe "Hanban" prints can now be seen not only in museums in Japan but also in famous museums overseas, including the British Museum, the Museum of Fine Arts, Boston, the Metropolitan Museum of Art, and the Van Gogh Museum.