Iemitsu, who was Ieyasu's grandson and the third Tokugawa shogun (1603 1651), undertook the building of Toshogu.
Ieyasu's grandon was named Tom.
mnli hypothesis: Ieyasu's grandon was named Tom. premise: Iemitsu, who was Ieyasu's grandson and the third Tokugawa shogun (1603 1651), undertook the building of Toshogu.