A Pointed Arch on the Waterworks Hill

The Former Momoyama No. 1 Reservoir Inspection Gallery Entrance (旧桃山一号配水池監視廊入口) is the entrance to a reservoir inspection gallery of 1924 in Kogushi, Ube City, Yamaguchi Prefecture, and was registered as a Registered Tangible Cultural Property (structure) on November 5, 1997 (Agency for Cultural Affairs).

The Agency records a reinforced-concrete structure with a building area of 16 square metres; registration number 35-0006.

From Colliery Supply to Town Supply

According to the Agency for Cultural Affairs, the waterworks at Momoyama in Ube were built as part of the Okinoyama colliery and later became the town supply.

The Former Momoyama No. 1 Reservoir Inspection Gallery Entrance is the concrete doorway into the inspection gallery of the reservoir, distinguished by pilasters with capitals and a pointed arch (Agency for Cultural Affairs).

Why It Was Registered

The Agency notes that, on a hill overlooking the town, it is widely loved as a symbol of the modernisation of daily life, and registered it for its contribution to the historic landscape.

What to Look For

Look for the pilasters with capitals and the pointed arch of the doorway (Agency for Cultural Affairs).

Visiting

It is owned by Ube City (Agency for Cultural Affairs). The two structures are introduced together on the Momoyama Waterworks page. No official visiting information was found.

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Q&A

QWhen was it built?
AIn 1924 (Agency for Cultural Affairs).
QWhy were the waterworks built?
AFor the Okinoyama colliery; they later supplied the town.
QWhat is distinctive about the doorway?
APilasters with capitals and a pointed arch.
QWhere is it?
AOn a hill overlooking the town in Kogushi, Ube City.
QWhen was the Former Momoyama No. 1 Reservoir Inspection Gallery Entrance registered?
AOn November 5, 1997 (Agency for Cultural Affairs).

Basic Information

NameFormer Momoyama No. 1 Reservoir Inspection Gallery Entrance (旧桃山一号配水池監視廊入口)
Location1943 Kogushi, Ube City, Yamaguchi Prefecture
DesignationRegistered Tangible Cultural Property (Structure)
Year DesignatedRegistered 1997/11/05 (Heisei 9)
Quantity1 structure
DimensionsReinforced concrete, 16 m²
OwnerUbe City
Public AccessNo official visiting information

References

Former Momoyama No. 1 Reservoir Inspection Gallery Entrance (Database of National Cultural Properties, Agency for Cultural Affairs)
https://kunishitei.bunka.go.jp/heritage/detail/101/00000365

Last verified: 2026.10.21