What Is Kokokuji Temple Founder's Hall?
Kokokuji Temple Founder's Hall (興国寺開山堂, Kōkoku-ji Kaisandō) is the hall enshrining the temple's founding abbot, National Master Hotto, on high ground at the very back of Kokokuji in Monzen, Yura Town, Wakayama Prefecture; built around 1823, it became a Registered Tangible Cultural Property on August 6, 2025.
National Master Hotto (Hottō Kokushi) is the title of Kakushin, the monk who trained in Zen in Song China and turned the earlier Saihoji into a Zen temple. The Founder's Hall is also his mausoleum. At 17 square meters it is the smallest of the five registered buildings.
A Small Hall Built Entirely of Cypress
Kokokuji Temple Founder's Hall is three bays square under a pyramidal tiled roof (Hōgyō-zukuri), whose four slopes meet at a single point. A veranda runs around all four sides.
The eaves are worked in fine detail. The brackets on the posts step out one tier from the wall (Degumi), curved boarding fills the spaces between them, and the rafters are doubled in two close-set layers, which makes the eaves look deep for such a small building. Every piece is Japanese cypress (hinoki).
Inside is a single room with an altar on the north side under a coffered ceiling (Gō-tenjō). Below the altar sits a Hōkyōintō, a stone reliquary tower that marks the grave of National Master Hotto. The tomb is enclosed within the hall, with the place of worship set above it.
Why It Was Registered
The Agency for Cultural Affairs registered Kokokuji Temple Founder's Hall as a model of architectural form, under number 30-0408. Its description calls it a small but finely made hall built entirely of cypress.
Zen temples often place the founder's hall at the rear of the precinct. Here it closes the northern end of the same axis as the Dharma Hall and Zazen Hall, receiving at the end of the line the figure on whom the temple's whole history turns.
Seeing Kokokuji Temple Founder's Hall
To reach Kokokuji Temple Founder's Hall, climb to the high ground along the covered stairway that rises north of the Zazen Hall. Once in front of the hall, look up under the eaves: the stepped brackets, curved boarding and doubled rafters crowd together in a way you only notice up close.
Because the hall holds the founder's grave, there is no published notice of regular interior opening. Pay your respects quietly from outside, and contact the temple in advance if you hope to see inside.
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Q&A
- Who is enshrined in Kokokuji Temple Founder's Hall?
- National Master Hotto (Kakushin), the temple's founding abbot. His grave, a stone hokyointo tower, lies below the altar.
- When was Kokokuji Temple Founder's Hall built?
- Around 1823.
- What kind of building is Kokokuji Temple Founder's Hall?
- A three-bay square hall with a pyramidal tiled roof, a surrounding veranda, stepped brackets and doubled rafters, built entirely of cypress. It covers 17 square meters.
- When did Kokokuji Temple Founder's Hall become a Registered Tangible Cultural Property?
- On August 6, 2025, as a model of architectural form, under registration number 30-0408.
- Where is Kokokuji Temple Founder's Hall on the grounds?
- At the northern end of the temple, on high ground, reached by a covered stairway from behind the Zazen Hall.
Basic Information
| Name | Kokokuji Temple Founder's Hall (興国寺開山堂) |
|---|---|
| Location | 801-7 Sankotsubo, Monzen, Yura Town, Hidaka District, Wakayama Prefecture |
| Designation | Registered Tangible Cultural Property (building), registration no. 30-0408 |
| Year Designated | Registered August 6, 2025 |
| Quantity | 1 building |
| Dimensions | Wooden, single storey, tiled; building area 17 square meters |
| Owner | Kokokuji Religious Corporation |
| Public Access | Exterior visible from the grounds; no published regular opening of the interior |
References
- Database of National Cultural Properties: Kokokuji Temple Founder's Hall (Agency for Cultural Affairs)
- https://kunishitei.bunka.go.jp/heritage/detail/101/00015500
- Cultural Heritage Online: Kokokuji Temple Founder's Hall
- https://online.bunka.go.jp/heritages/detail/579135
- Council for Cultural Affairs recommendation on registered buildings, attachment (Agency for Cultural Affairs)
- https://www.bunka.go.jp/koho_hodo_oshirase/hodohappyo/pdf/94187801_01.pdf
Last verified: 2026.09.27
