The town has a Humid subtropical climate (Köppen Cfa) characterized by hot summers and cold winters with heavy snowfall.

[2] Per Japanese census data,[3] the population of Tateyama was remarkably stable for several decades but has declined in recent years.

It originates from a time when village government officials asked the Kaga clan for permission to reclaim an open area of wild fields that was worth five hundred kokudaka, or gohyaku-kokudaka.

Around the area of Gohyakkoku Tenman Shrine, traffic from north to south formed between Toyama Bay and Mt.

Tateyama Town's Oyama Junior High School has been reported by Education Departments to have some of the highest English abilities in Toyama Prefecture.

Tateyama's town mascot is Raijii, combining the "rai" from "raicho" (Toyama Prefecture's bird found on Mt.