What role do Zen monasteries play in funeral services and ancestral memorial rites?

In the context of Japanese Zen Buddhism, monasteries and their resident monks have historically played a central role in providing religious services for laypeople, including funerals and ancestral memorial rites.1

While elite Zen institutions in urban centers like Kyoto were once primarily focused on the arts and government administration, rural Zen monasteries devoted significant energy to the religious needs of the local population. These rural monks helped popularize various Buddhist rituals that are now common in Japan, such as prayer rites for worldly benefits and the performance of funeral and memorial services.1

These practices are deeply rooted in the Zen ethos, which emphasizes that practitioners must perform rites and ceremonies as authentic expressions of spiritual awakening. Consequently, Zen priests perform funeral services and ancestral memorials for the families of laypeople who patronize their temples. These rituals often involve the use of specific ceremonial objects, such as the ihai (ancestral tablet) used in memorial rites. Additionally, Zen monasteries guide the observance of major festivals like Bon, which is dedicated to the remembrance and honoring of ancestors.234