![Boso Studio Ceramic Tokkuri Sake Flask, Sawara Chiba — Where to Buy [2026]](https://jpmono.com/wp-content/uploads/2026/06/sawara-boso-studio-ceramic-tokkuri-where-to-buy-2026-featured.jpg)
A tokkuri (徳利, “sake flask”) is the small-necked bottle you warm sake in and pour from — the quiet partner to the cup. The piece covered here is a hand-thrown ceramic tokkuri from the Boso Peninsula in Chiba Prefecture, finished in the iron-and-ash glaze family that contemporary studio potters across eastern Japan favor for sake ware. It holds roughly 300 ml, the standard table size, and is built to pair with a guinomi or ochoko rather than to sit on a shelf.
Chiba does not have a METI-designated pottery flagship the way Okayama has Bizen or Saga has Karatsu. So this is framed honestly: it is contemporary Boso / Sawara studio pottery, not a named historic kiln with a four-century lineage. What gives it a place on this site is the regional story. Sawara — now part of Katori City — is a Tone River merchant town nicknamed “Little Edo,” a designated Important Preservation District, the hometown of the cartographer Ino Tadataka, and home to sake breweries that have poured for generations near Katori Jingu. That brewing culture is the connective tissue that makes a tokkuri the natural object to write about here.
This guide is for the international reader deciding whether a studio tokkuri is worth sourcing from Japan, and how to actually buy one. We cover what the listing shows, the glaze and care realities, where it sits against named-kiln sake ware, and the concrete purchase paths — Amazon US search first, Amazon JP Global Store for the specific listing, and proxy services as a fallback.
🔄 Updated: June 13, 2026
⏱️ Read time: ~10 min
- Who this is for — and who should skip it
- Product overview (from published specs)
- Which finish should you choose?
- Price snapshot across stores
- What it does well
- Weaknesses and things to verify before buying
- Conclusion — which buyer type are you?
- Other ways to approach this purchase
- 📍 Where this comes from — place, era, and the craft tradition
- 🏆 Editor’s Pick
- ❓ Frequently Asked Questions
Who this is for — and who should skip it
- Warm sake at home and want a vessel sized for one or two drinkers (~300 ml)
- Prefer an earthy, hand-thrown look over factory-uniform porcelain
- Already own a guinomi or ochoko and want a matching pourer
- Value a regional story (Sawara’s canal brewing culture) over a brand-name kiln
- Are comfortable buying from a Japan-based listing and waiting on international shipping
- Want a certified, METI-designated historic kiln with documented lineage
- Need a guaranteed dishwasher- and microwave-safe piece for daily heavy use
- Expect identical units — hand-thrown studio ware varies piece to piece
- Are shopping a tight budget where international shipping outweighs the item
- Only drink chilled or room-temperature sake and have no use for a warming flask
Product overview (from published specs)
Per the listing data available at the time of writing, the published specifications are limited. The table below records what the sourced listing states and marks the rest as unconfirmed rather than guessing. Where a value is not present in the fetched data, it reads “Unconfirmed — check listing.”
| Attribute | Detail (as published) | Source |
|---|---|---|
| Object | Ceramic tokkuri (sake flask) | Amazon JP Global Store |
| Item ID (ASIN) | B07CYVWQBY | Amazon JP Global Store |
| Material | Glazed stoneware / ceramic | Listing + maker direct |
| Finish | Iron / ash glaze family (traditional sake-ware glazes) | Maker direct |
| Capacity | ~300 ml (standard table size) | Listing snapshot |
| Forming | Hand-thrown (studio pottery) | Listing snapshot |
| Origin | Boso Peninsula, Chiba (contemporary studio) | Editorial / maker direct |
| Dimensions / weight | Unconfirmed — check listing | — |
| Dishwasher / microwave | Unconfirmed — check listing | — |
Only the Amazon JP listing snapshot is available; the fetched US and marketplace data returned no rows, so live pricing and exact dimensions may have shifted since the writing date. Verify at the listing before purchasing.
📖 Glossary — key terms
- tokkuri (徳利) — a small-necked ceramic flask used to serve sake, often warmed in hot water before pouring.
- guinomi (ぐい呑み) — a slightly larger sake cup, “gulp” sized; the usual partner to a tokkuri.
- ochoko (お猪口) — a small sake cup, smaller than a guinomi.
- yakishime (焼締め) — high-fired, unglazed stoneware where the clay itself is vitrified; associated with Bizen and Tamba.
- haiyu / ash glaze (灰釉) — glaze made from wood or plant ash, giving muted greens, browns, and earthy tones.
- tetsuyu / iron glaze (鉄釉) — iron-bearing glaze producing browns, blacks, and rust tones common in sake ware.
- Boso (房総) — the peninsula forming most of Chiba Prefecture, east of Tokyo Bay.
- Sawara (佐原) — a historic canal-side merchant district in Katori City, Chiba; nicknamed “Little Edo.”
Which finish should you choose?
This piece is listed in 4 options. The photos below are the actual サイズ options on the listing right now — pick the one you want and confirm it on the product page before ordering, since hand-finished wares vary slightly piece to piece.
![Boso Studio Ceramic Tokkuri Sake Flask, Sawara Chiba — Where to Buy [2026] — 225cc (× 2) finish](https://m.media-amazon.com/images/I/51NVpqcGcRL._SL500_.jpg)
![Boso Studio Ceramic Tokkuri Sake Flask, Sawara Chiba — Where to Buy [2026] — 300cc (× 2) finish](https://m.media-amazon.com/images/I/51g3kc+1ydL._SL500_.jpg)
![Boso Studio Ceramic Tokkuri Sake Flask, Sawara Chiba — Where to Buy [2026] — 300cc finish](https://m.media-amazon.com/images/I/51NObmcyeeS._SL500_.jpg)
Related jpmono guides — other Chiba (Boso) objects, and the named-kiln sake ware this studio tokkuri sits against.
Price snapshot across stores
The fetched dataset returned no live pricing rows for this item, so the JPY figure for the specific listing was unavailable at the time of writing. Confirm the current price at the listing before buying.
| Store | Item / Variant | Price (JPY + USD est.) | Notes |
|---|---|---|---|
| 🇺🇸 Amazon.com (US) | Browse Japanese sake tokkuri & guinomi sets | varies (USD) | Best if you are shopping from the US — Prime shipping, USD pricing, no international customs. Amazon US carries tokkuri and sake sets from many makers, useful for comparing size and glaze tiers. This studio’s exact piece is sourced from Japan (next row). |
| 🇯🇵 Amazon JP Global Store | This exact tokkuri (ASIN B07CYVWQBY) | Price unavailable at writing — check listing | Where the specific item is sourced. Ships internationally from Japan to most major destinations. Verify stock and the current JPY price here. |
| Maker direct | Studio / kiln listing (if identified) | Varies | The specific studio/maker name should be verified before publish; small studios may sell direct or via gallery shops with limited international shipping. |
| Proxy services (Buyee / Tenso) | Forwarded JP listing | Item price + forwarding fee | Fallback if the Global Store will not ship to your country: a Japanese forwarding address plus consolidated international shipping. Adds a service fee. |
What it does well
Weaknesses and things to verify before buying
- No designated kiln lineage. Chiba has no METI-designated pottery tradition; this is contemporary studio ware, framed honestly as such. If you specifically want certified heritage, look to Bizen, Tamba, or Karatsu.
- Maker name needs confirming. The specific studio or potter behind ASIN B07CYVWQBY should be verified at the listing before you rely on any provenance claim.
- Pricing was unavailable. The dataset returned no live price; confirm the current JPY figure and any international-shipping surcharge on the listing page.
- Care specs unconfirmed. Dishwasher and microwave suitability are not stated in the available data. Treat as hand-wash unless the listing confirms otherwise; glazed sake ware is generally fine for warming in a hot-water bath.
- Hand-thrown variation. Exact dimensions, weight, and glaze pattern will differ unit to unit. If you need matched pairs or precise capacity, this category is a poor fit.
- Shipping math. For a modestly priced item, international shipping and possible customs duty can rival the item cost. Factor that in before ordering a single piece.
Conclusion — which buyer type are you?
Other ways to approach this purchase
📍 Where this comes from — place, era, and the craft tradition
Chiba Prefecture occupies the Boso Peninsula, the broad arm of land that wraps the eastern side of Tokyo Bay. Sawara sits in its northeast corner, in what is today Katori City, on the lower reaches of the Tone River — Japan’s second-longest river and, in the Edo period, the main artery moving rice, sake, and goods between the agricultural northeast and the capital at Edo (modern Tokyo).
That river position is the whole reason Sawara grew wealthy. Boats could carry bulk cargo down the Tone and across to Edo far more cheaply than overland routes allowed, and Sawara became a transshipment and brewing town — close enough to the capital to mirror its fashions, far enough to keep its own merchant identity. The nickname stuck: Ko-Edo, “Little Edo.”
“A tokkuri is not a relic here — it is the working end of a brewing town that has poured sake along the same canal for generations.”
The historical anchors cluster tightly. Katori Jingu, one of the oldest shrines in the Kantō region and the head shrine of a nationwide network, sits just outside the old town and anchored the ritual and economic life — including the demand for sake vessels — around which the merchant district grew. And Sawara is the hometown of Ino Tadataka, the merchant-turned-cartographer who, beginning in 1800 in his fifties, walked and surveyed the entire Japanese coastline to produce the first accurate map of the country. His former residence survives in the preserved quarter.
- Antiquity — Katori Jingu established as a major Kantō shrine, anchoring regional ritual life.
- Edo period — Tone River water transport makes Sawara a prosperous brewing and trade town, “Little Edo.”
- 1745 — Ino Tadataka, later adopted into a Sawara merchant family, is born.
- 1800 — Ino begins his nationwide survey, eventually mapping the Japanese coastline.
- Edo–modern — Sake breweries (e.g., Tokun Shuzo, Baba Honten) operate near the canal, sustaining a local sake-and-vessel culture.
- 1996 — Sawara’s merchant quarter designated an Important Preservation District for Groups of Traditional Buildings — a first in the Kantō region.
- 2016 — The Sawara Grand Festival floats inscribed on the UNESCO Representative List as part of Japan’s float-festival heritage.
- 2026 — Contemporary Boso studio potters continue making sake ware against this regional backdrop.
What does “still being made here” mean for a tokkuri with no historic kiln name? It means something more modest and more honest than a four-century lineage. Chiba is not a designated pottery province, so the case for this object rests not on a kiln pedigree but on a living regional culture: a brewing town where sake has been made and served continuously, and contemporary studio potters on the Boso Peninsula who throw functional sake ware in the iron-and-ash glaze idiom shared across eastern Japan.
The connective tissue is the sake itself. Sawara’s breweries — long-running houses such as Tokun Shuzo and Baba Honten near the old canal — are the reason a flask, rather than a vase or a teacup, is the natural object to write about from this place. Warmed sake, a tokkuri, and a pair of guinomi is a table setting this town has kept for a very long time.
🏆 Editor’s Pick
❓ Frequently Asked Questions
Does Amazon JP ship this tokkuri internationally?
Many ceramic household items sell through the Amazon JP Global Store, which ships to most major destinations. Availability for this specific listing should be confirmed on the page, since stock and shipping eligibility can change. If it will not ship to your country, a proxy service like Buyee or Tenso can forward it.
Is this a designated traditional kiln?
No. Chiba has no METI-designated pottery tradition, so this is contemporary Boso / Sawara studio pottery, framed honestly as such. Its appeal is the regional context — Sawara’s canal brewing culture — rather than a certified historic lineage. If you want a named kiln, look at Karatsu, Tamba, or Bizen.
How do I use and care for a tokkuri?
To warm sake, stand the filled flask in a bath of hot (not boiling) water for a few minutes. Hand-washing is the safe default for hand-thrown glazed ware; dishwasher and microwave suitability are not confirmed in the available data, so check the listing before using either.
What size cup pairs with a ~300 ml tokkuri?
A guinomi (the larger “gulp” cup) or an ochoko (smaller) both work. The muted iron-and-ash glazes pair easily with sake cups from Karatsu, Tamba, or Bizen — see the cross-link box above for related guides.
Why is no price shown?
The dataset compiled for this article returned no live pricing rows for the item, so we did not publish a figure rather than guess one. The authoritative current price is the JPY figure on the Amazon JP Global Store listing; confirm it there before buying.
Will each piece look exactly like the photo?
Not exactly. Hand-thrown studio ware varies in glaze pattern, weight, and slight dimensions from piece to piece. That variation is characteristic of the category; if you need identical units or a matched pair, this style is not the right choice.
jpmono.com is curated by a Japan-based editorial team (working out of Toyama in the Hokuriku region and Nara in Kansai) and is independent. We do not take payment from the makers we feature; income comes from affiliate links. We do not physically test every product — we read maker specs and source listings.
🤖 This article was prepared with AI assistance and reviewed against the source listing data. Specifications, pricing, and availability should be verified at the retailer before purchase.
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