1968 - Centennial of the Gannenmono
- Prince and Princess Hitachi visited Hawaii.
- The Convention of the Overseas Japanese was held in Honolulu and memorial plaques were placed at the then-Honolulu International Airport.
- Byodo-In Temple was built in Kaneohe.
- The Buddha statue in Foster Gardens was donated by Kanagawa Prefecture.
- Hiroshima City donated a five-storied stone pagoda to Honolulu.
- A large Buddha was erected in Lahaina.
- A memorial movie was filmed starring Yukio Hashi and Jun Mayuzumi by Shochiku Film. Senator Inouye was also featured on screen.
- Many stone lanterns were donated by Fukushima, Wakayama, Hiroshima, Fukuoka, Kumamoto, Nagasaki and Ryukyu to the Liliuokalani JapaneseGarden in Hilo.
- Training squadrons of the Maritime SDF, and the training ship Nippon-Maru and Kaio-Maru visited the Port of Honolulu in June 1968