In Photos: 1st ritual at Imperial Palace since ascension of Emperor Naruhito

In this photo released by Imperial Household Agency of Japan, Japan's Emperor Naruhito, right, attends a ritual of dispatching imperial envoys to the Ise Grand Shrine, and mausoleums of the late emperors to report the date of his Enthronement Ceremony, at the Imperial Palace in Tokyo, on May 8, 2019. (Imperial Household Agency of Japan via AP)

In this photo released by the Imperial Household Agency of Japan, Japan's Emperor Naruhito, left, walks for a ritual to report the dates of the Enthronement Ceremony and Great Thanksgiving Ceremony to his ancestors at the Imperial Sanctuaries at the Imperial Palace in Tokyo, on May 8, 2019. (Imperial Household Agency of Japan via AP)

In this photo released by the Imperial Household Agency of Japan, Japan's Emperor Naruhito, center, walks for a ritual to report the dates of the Enthronement Ceremony and Great Thanksgiving Ceremony to his ancestors at the Imperial Sanctuaries at the Imperial Palace in Tokyo, on May 8, 2019. (Imperial Household Agency of Japan via AP)

In this photo provided by the Imperial Household Agency of Japan, Japan's Empress Masako, center, in ancient traditional attire, walks for a ritual for Emperor Naruhito to report the dates of the Enthronement Ceremony and Great Thanksgiving Ceremony to his ancestors at the Imperial Palace in Tokyo, on May 8, 2019. (Imperial Household Agency of Japan via AP)

In this photo released by Imperial Household Agency of Japan, Japan's Emperor Naruhito attends a ritual of dispatching imperial envoys to the Ise Grand Shrine, and mausoleums of the late emperors to report the dates of his enthronement ceremonies, at the Imperial Palace in Tokyo, on May 8, 2019. (Imperial Household Agency of Japan via AP)

In this photo released by Imperial Household Agency of Japan, Japan's Emperor Naruhito, left, attends a ritual of dispatching imperial envoys to the Ise Grand Shrine, and mausoleums of the late emperors to report the dates of his enthronement ceremonies, at the Imperial Palace in Tokyo, on May 8, 2019. (Imperial Household Agency of Japan via AP)

In this photo released by Imperial Household Agency of Japan, Japan's Emperor Naruhito, center, walks for a ritual to report the dates of the Enthronement Ceremony and Great Thanksgiving Ceremony, to his ancestors at the Imperial Sanctuaries, at the Imperial Palace in Tokyo, on May 8, 2019. (Imperial Household Agency of Japan via AP)