Approx. 12 cm loft
A fuller profile with generous cushioning and a more substantial feel.
150th anniversary limited edition · Made in Japan
SORA 宙
50% premium wool blend · Approx. 12 cm
A rare, generously lofted expression of the traditional Japanese shikibuton, renewed for 2026.
- Feel
- Balanced medium
- Sizes
- 100 cm · 140 cm
- Edition
- Renewed 2026
- Secure checkout in the official international store
- Dispatched directly from Japan
SORAJapanese shikibuton
150th Anniversary Limited Edition · Now available
A rare, generously lofted take on the traditional Japanese shikibuton, made for sleepers who prefer a fuller, more substantial surface.
Approx. 12 cm of loft and a 50% premium wool blend create a balanced medium feel while preserving the fold-away rhythm of Japanese floor sleep.
- Made in and shipped from Japan
- Balanced medium feel
- Folds away easily
- For floors, platforms, and tatami
50% premium wool blend
A higher proportion of wool brings natural warmth, breathability, and resilient comfort.
Renewed for 2026
Calm gray piping gives the anniversary edition a quieter, more composed outline.
A rare, generously lofted Japanese shikibuton
Settle into more. Reclaim the room by morning.
SORA is OFUTON KOBO's fuller flagship expression of the Japanese shikibuton. Approx. 12 cm of loft and a 50% premium wool blend bring deeper cushioning and a balanced medium feel, then fold away when the day begins.
- 50% premium wool blend
- Approx. 12 cm loft
- Balanced medium feel
- Tri-fold storage
150th anniversary limited edition · renewed May 2026
A fuller SORA, framed in gray.
For its anniversary renewal, SORA receives calm gray piping around all four edges, giving the ivory cotton surface a more composed, contemporary outline.
The filling is upgraded to a 50% premium wool blend for improved breathability, warmth retention, and resilience. The essentials remain unchanged: Japanese atelier craft, domestic production, and J Quality certification at every stage.
All SORA orders dispatched from May 2026 onward are fulfilled with the renewed 2026 edition.
- Approx. 12 cm
- Generous laid-flat loft
- 50%
- Premium wool blend
- From May 2026
- Every SORA shipment is the renewed edition
See the feel in motion
Fullness that yields, then returns.
A closer view of SORA's surface response, resilient loft, and foldable form.
Choose your expression
Two approaches to Japanese floor sleep.
Both series are made in Japan and designed to fold away. Choose by the feel, loft, and sleeping surface that suit your nightly routine.
Fuller flagship
SORA 宙
- Approx. 12 cm loft
- 50% premium wool blend
- Balanced medium feel
- 100 and 140 cm widths
Everyday signature
HIMARI 日葵
- Approx. 10 cm loft
- 25% wool blend
- Balanced firm feel
- 100, 120 and 140 cm widths
Size guide
Choose by measured space.
Measurements follow the laid-flat format: length × width × loft. Inch values are approximate references.
Japanese Standard Single
200 × 100 × approx. 12 cm
78.7 × 39.4 × 4.7 in
Approx. 6 kg
A fuller flagship surface for one sleeper, in the traditional Japanese single width.
Extra-Wide Single
200 × 140 × approx. 12 cm
78.7 × 55.1 × 4.7 in
Approx. 8 kg
Spacious for one sleeper. By Japanese proportions, it can also suit two smaller sleepers.
Official international store · dispatched directly from Japan.
For your room
A full sleep surface, only when you need it.
Tatami rooms
Lay it over clean, dry tatami for the most traditional Japanese setting.
Modern wood floors
Use a breathable moisture-control layer beneath it and air both regularly.
Living room & study
Lay it out at night, then fold it away to return the room to daytime use.
Compact homes
Create a full sleep surface without committing the room to a permanent bed frame.
Product record
Full specifications
- Cover
- 100% cotton.
- Filling
- 50% premium wool and 50% polyester fiber.
- Feel
- Fuller cushioning with a balanced medium feel.
- Folded size
- Approx. 67 × selected width × 36 cm in a three-fold configuration.
- Made in
- OFUTON KOBO atelier in Oyama, Tochigi, Japan.
- Certification
- J Quality certified at every stage · K2600190003.
Everyday care
Three habits for a longer working life.
01
Keep it dry
Use a dry, breathable base and prevent moisture from remaining under the shikibuton.
02
Air it often
Fold or raise it regularly and air both surfaces in suitable weather.
03
Use both sides
Rotate and turn it periodically to distribute normal pressure and settling.
Answers before ordering
Frequently asked questions
What makes SORA different from HIMARI?
SORA is the fuller flagship model, with approximately 12 cm of loft, a 50% premium wool blend, and a balanced medium feel. HIMARI is the everyday signature model, with approximately 10 cm of loft, a 25% wool blend, and a balanced firm feel.
What changed for the 150th anniversary edition?
The May 2026 renewal adds gray piping around all four edges and upgrades the filling to a 50% premium wool blend. The Japanese atelier craft, domestic production, and J Quality certification remain unchanged.
What does the name SORA mean?
In Japanese, SORA is associated with the sky and a sense of openness and calm.
Is SORA made in Japan?
Yes. SORA is assembled, sewn, inspected, and finished at the OFUTON KOBO atelier in Oyama, Tochigi, Japan.
What sizes are available?
SORA is made in two widths: the Japanese Standard Single (200 × 100 cm) and the Extra-Wide Single (200 × 140 cm). The 140 cm width is spacious for one sleeper and, by Japanese proportions, can also suit two smaller sleepers. The sizes offered for your delivery country are shown in the size selector.
Can a shikibuton this full still fold away?
Yes. SORA is designed to fold into three sections for airing and storage. Its approximate folded footprint is 67 cm by the selected width, with about 36 cm of folded loft.
What surface should I use beneath SORA?
Use a firm, level, clean, and breathable surface such as tatami, suitable flooring with a moisture-control layer, a platform board, or a ventilated bed frame. Air the shikibuton and the surface beneath it regularly.