A fabulous run on the western coast of the Boso Peninsula, it takes runners on a course along the sea, providing them with stunning views of Mt. Fuji.

For the first time in two years, you can run over blue water and under boundless sky in this special marathon. With a course along the Tokyo Bay Aqua-Line expressway, runners are continually surrounded by both sea and sky — and treated to a stunning view of Mt. Fuji.

It has become a highlight of the winter season to get out on the water with the more than 400 participants, begin the race simultaneously on the Edo river.

Every year, at the start of October, Chiba has held its Tour de Chiba cycling event.

Katori City is a place of picturesque villages, with old riverside streets and houses, that have retained an authentic traditional atmosphere.

February is the best month to witness the Minami-boso rapeseed blossoms, and so this is when we hold our annual Minami-boso Flower March race.