a) Showa
b) Taisho
c) Reiwa
d) Heisei
Japanese Emperor of ‘Heisei’ era, Akihito began his abdication rituals on April 30, 2019 at a Shinto shrine, marking the end of his reign with hope for a new era. Japan on April 1, 2019 declared ‘Reiwa’ as the name of its new imperial era that will begin on May 1, 2019.