Musashi Ichinomiya Hikawa Shrine — Ancient Regional Headquarters

Musashi Ichinomiya Hikawa Shrine (武蔵一宮氷川神社) is the grand headquarters of over 280 Hikawa shrines scattered across the Kanto region, established over 2,400 years ago according to shrine tradition (making it one of Japan's oldest shrines). The current buildings date to the early 18th century, but the shrine's spiritual authority extends back to the ancient Musashi Province. The approach path is a 2-kilometer tree-lined参道 (sando, approach road) — one of Japan's longest — creating a ceremonial entry that gradually transitions from urban environment to sacred forest.

The shrine grounds cover 30 hectares of preserved forest within Saitama City — rare urban green space housing ancient trees over 300 years old. The vermillion main hall, built in 1615, represents Edo-period shrine architecture at its most refined. The shrine pond (Shinike) hosts sacred carp and is surrounded by iris gardens blooming in June. The New Year's hatsumode (first shrine visit) draws over 2 million visitors annually, making it one of Japan's top-10 most-visited shrines during the January 1–3 period.