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Japanese · Kyoto

Hassun Seasonal Platter Kaiseki Second Course

Hassun (八寸, 24cm square) is the second course of kaiseki — and in many ways its creative heart. Named after the traditional square cedar tray that measures eight sun (approximately 24cm), hassun presents a seasonal theme through two contrasting items: one from the sea (umi no mono) and one from the mountain (yama no mono). The combination creates a seasonal landscape on the tray. If the season is spring, one item might be cherry blossoms-themed seafood; the other a mountain herb. The hassun is the course where the chef makes the most personal seasonal statement — it requires genuine knowledge of what is growing, migrating, and available at any given moment.

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ServesTwo tasting portions (one hassun tray serves two)
Sourced0of 3 in BC
Cook
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I

The Market List

The benchmark for each ingredient, and who stocks it near you. Tap a stockist to go straight to the product.

The tray
1
hinoki cedar hassun tray (24 cm square)
handle by edges only; never touch inner surface
Not yet stocked in British Columbia
Umi no mono (sea element — spring example)
60 g
sakura masu (cherry salmon)
tasting portion; prepared according to season
Not yet stocked in British Columbia
Yama no mono (mountain element — spring example)
40 g
kogomi (fiddlehead fern)
tasting portion; briefly prepared to preserve season
Not yet stocked in British Columbia
II

The Method

1
Establish the season's two anchors: one umi no mono and one yama no mono. Both items must speak the same seasonal language — spring elements may not appear on an autumn tray. Confirm that neither element duplicates the other's provenance; two sea items or two mountain items disqualifies the course by definition.
2
Prepare each element to its simplest honest expression. Hassun does not reward elaborate construction; the season must communicate directly. Each preparation is a tasting portion — sufficient to read the ingredient, not to satisfy hunger.
3
This is where the dish lives or dies: arrange the two elements on the cedar tray asymmetrically, at differing heights and positions. Nothing is centred; nothing is symmetrical. The placement must read as a seasonal landscape — sea and mountain held in one compositional moment. The arrangement should appear considered but not laboured; the tray's negative space is as deliberate as what it holds.
4
Handle the hinoki tray by its edges throughout service. The cedar releases its own fragrance into the course; this fragrance is part of the dish. Confirm the tray's inner surface is unmarked before it reaches the guest.
III

Quality Hierarchy

01
Reserve — Wild-harvested, peak-day seasonal ingredients at the precise moment of their season — sakura masu on its spring migration, kogomi at first unfurl — presented on an aged hinoki tray whose cedar fragrance is itself fully alive.
02
Estate — Single-origin seasonal ingredients sourced from a known producer or named coastal or mountain region; tray is new hinoki, fragrance present and clean.
03
Market — Best available seasonal market specimens of the correct season's sea and mountain categories; composition and asymmetry executed with discipline even where ingredients are not exceptional.
04
House — Correct seasonal pairing observed in category if not in ideal specimen; tray may be lacquered wood or seasonal alternative material (carved wood in autumn, lacquered bamboo in summer) where hinoki is unavailable.
IV

Sensory Tests

◇Sight. Two elements occupy the tray asymmetrically — neither centred, neither mirroring the other; the empty cedar surface reads as intentional negative space, not absence.
◇Smell. Hinoki fragrance is perceptible when the tray is brought to the table; it should be present but not overpowering.
◇Touch. The inner tray surface is unmarked by fingerprints or moisture; edges only have been handled during service.
◇Sight. The seasonal identity is legible at a glance — a guest who knows the season can read it from the tray without explanation.
◇Where it lives or dies. The asymmetric arrangement on the cedar tray — sea against mountain, height against low, one position answering the other — is the compositional act that either achieves the seasonal landscape or collapses the course into mere plating.
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VI

What to Pour

The most important sake of the meal — hassun is traditionally the course against which the meal's finest sake is served; a sake whose character can hold dialogue with both sea umami and mountain earthiness simultaneously.

The whole pairing
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