Major incidents in KINCHO Taisho Era
| 1913 (T2) | Ordered by the Ministry of the Imperial Household to deliver mosquito coils for the Nikko Tamozawa Imperial Villa. |
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| 1914 (T3) | Ordered by Empress Dowager Shoken's Department of Mourning and Usage to deliver mosquito coils. |
| 1915 (T4) |
Opened a store in Tosaboridori 3-chome, Nishi Ward, Osaka City.   |
| 1916 (T5) | Established JAPAN MENTHOL MANUFACTURING CO. LTD. |
| 1918 (T7) | Built Amagasaki Factory in Hyogo Prefecture. |
| 1919 (T8) | Established DAINIHON JOCHUHUN CO., LTD. and opened the Hokkaido Asahikawa Branch. |
| 1920 (T9) | Established the deworming powder manufacturing factory outside Amagasaki City, Hyogo Prefecture. |
| 1922 (T11) |
Opened a branch office at 1170 Broadway, New York, U.S.A.  |