Projects
![Tentmaker RD](l_tentmakerrd.png)
Tentmaker RD
![新年の図案](s_lightningtree.png)
Lightning Tree
![Patchwork Moon](l_patchworkmoon.png)
Patchwork Moon
![New Year](s_newyear.png)
New Year
![Puzzle-Mono Hiruseki](s_hiruseki.png)
Puzzle-Mono Hiruseki
![Puzzle-Mono Yoruseki](s_yoruseki.png)
Puzzle-Mono Yoruseki
![Aquarium](s_aquarium.png)
Aquarium
![Tentmaker 2021](s_tentmaker2021.png)
Tentmaker 2021
![Loop D](l_loopd.png)
Loop D
![4U Plus](s_4uplus.png)
4U Plus
![Cardiamond](s_dualone.png)
Dualone
![Cardiamond](s_cardiamond.png)
Cardiamond
![White Leaves re-mix](l_whiteleavesremix.png)
White Leaves re-mix
![Light Bulb](s_lightbulb.png)
Light Bulb
![Peke](s_peke.png)
Peke
![One-day Puzzle Meeting](s_pz1.png)
One-day Puzzle Meeting
![Trap Waltz](s_trapwaltz.png)
Trap Waltz
![Boot](s_boot.png)
Boot
![Railoop](s_railoop.png)
Railoop
![Koinoborigami 2](s_koinoborigami2.png)
Koinoborigami 2
![Macaroni](s_macaroni.png)
Macaroni
![Paper Tree](s_papertree.png)
Paper Tree
![Dice in Wonderland](s_diw.png)
Dice in Wonderland
![Fishy!](l_fishy.png)
Fishy!
![Basic math](s_basicmath.png)
Basic math
![Puzzle-Sho-ten (Puzzle Book Exhibition)](s_puzshoten.png)
Puzzle-Sho-ten
![Encyclopedia of Mathematical Puzzles](s_emp.png)
Encyclopedia of Mathematical Puzzles
![Encyclopedia of Mathematical Magic](s_emm.png)
Encyclopedia of Mathematical Magic
![Loopify](s_loopify.png)
Loopify
![Digitrio](l_digitrio.png)
Digitrio
![Puzzle-no-Kotoba](s_puzwords.png)
Puzzle-no-Kotoba
![Hibachi-koh](s_hibachi.png)
Hibachi-koh
![Cube and Silhouette: Puzzle workshop in Spring 2014](s_ws140302.png)
Cube and Silhouette: Puzzle workshop in Spring 2014
![Platrin](s_platrin.png)
Platrin
![Shadowy](s_shadowy.png)
Shadowy
![Paper Puzzle Pack](s_ppp.png)
Paper Puzzle Pack
![IPP33 Folding](s_ipp33folding.png)
IPP33 Folding
![IPP33 Logo](s_ipp33logo.png)
IPP33 Logo
![Tangramatch - Bells](s_tangramatch.png)
Tangramatch - Bells
![Twistin](l_twistin.png)
Twistin
![MSJ Lecture 2012 Poster](s_msjlogo.png)
MSJ Lecture 2012 Poster
![Chaplin](l_chaplin.png)
Chaplin
![Shut Up](s_shutup.png)
Shut Up
![Koinoborigami](s_koinoborigami.png)
Koinoborigami
![Lost L](s_lostl.png)
Lost L
![UTC](s_utc.png)
UTC
![Linking Rings](s_linkingrings.png)
Linking Rings
![4U](s_4u.png)
4U
![4L Dice](s_4ldice.png)
4L Dice
![Li'l Dice](s_lildice.png)
Li'l Dice
![White Leaves](l_whiteleaves.png)
White Leaves
![Tringknot](s_tringknot.png)
Tringknot
![kofth workshop at Puzzlab](s_wsinpuzzlab.png)
kofth workshop at Puzzlab
![Hakone Puzzle series](s_hakonepuz.png)
Hakone Puzzle series
![Smart Cookie](l_smartcookie.png)
Smart Cookie
![Enveloop](s_enveloop.png)
Enveloop
![Fold-up Lotus](s_folduplotus.png)
Fold-up Lotus
![Fickle Dice](s_fickledice.png)
Fickle Dice
![Rect](s_rect.png)
Rect
![Twisted](s_twisted.png)
Twisted
![Puzzlab Magazine](s_pzlbc.png)
Puzzlab Magazine
![Pack Ds](s_packds.png)
Pack Ds
![Apple Huting](l_applehunting.png)
Apple Huting
![Puzzle-Kai Logo](s_pzklogo.png)
Puzzle-Kai Logo
![Hinged 7](s_hinged7.png)
Hinged 7
![Route 727](s_route727.png)
Route 727
![Only 2 Sticks](s_only2sticks.png)
Only 2 Sticks
![Make 16](s_make16.png)
Make 16
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![](blank.png)
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Puzzle, Plaything, Object etc.
- Tentmaker RD
- Lightning Tree
- Patchwork Moon
- Puzzlab Folding Puzzle 2(Puzzlab)
- Puzzlab Folding Puzzle(Puzzlab)
- Spotless Flower (Puzzlin)
- Aquarium
- Tentmaker 2021
- 4U Plus
- White Leaves re-mix
- Dualone (Puzzlin)
- Cardiamond
- Tsuzumi Gate (ASOBIDEA)
- Light Bulb
- Peke
- Trap Waltz
- Boot
- Koinoborigami 2
- Paper Tree
- Loopify
- Going Home
- Dice in Wonderland
- Platrin
- Digitrio
- Shadowy
- Paper Puzzle Pack
- Fishy!
- IPP33 Folding
- Twistin
- Chaplin
- Railoop
- Tangramatch
- Shut Up
- Koinoborigami
- Lost L
- UTC
- Linking Rings
- Li'l Dice
- 4L Dice
- Book
- White Leaves
- Tringknot (Puzzlin)
- Smart Cookie
- HAKONE PUZZLE series: DIDI, Home Plate, CROWN (Odawara Hakone Association of Karakuri Puzzle and throughout Japan)
- Fold-up Lotus
- Paper Tree
- Enveloop
- Fickle Dice
- Rect
- Twisted
- Puzzle Book - Tileman (Hanayama)
- Sushi Puzzle (Beverly)
- Puzzlab Burr (Puzzlab)
- Pack Ds
- Shake Hands!
- Apple Hunting (WoodPecker Hikimi)
- At Congo
- Four Bits
- 3W
- Tentmaker
- Compass Repairer
- Duplex
- Uoh-Saoh
- Hamburger
- PEKE
- Hinged 7
- Reframe, Reframe Diabolical
- Shell
- Coconut
- Route 727
- Loop D
- Crown
- Compute!
- Doghouse
- Home Plate
- 4U
- DIDI
- Macaroni
- Stacked Sticks mini
- Edge de Pento
- Pack Four
- Love & Birds
- 5 in 25
- t Puzzle
- Only 2 Sticks
- Spot-Folding Puzzle
- HZZZZ
- 12 Cubes
- Make 16
Edit, Event, Graphic, Writing etc.
- Puzzle-Mono Hiruseki (at Bun-kabu)
- Meet the Creaters - workshop: Play Puzzle (at DTC)
- Puzzle no Hanashi-hanbun (podcast)
- Mini series on Puzzle Communication Nikoli vol.182- (Nikoli)
- Puzzle-Mono Yoruseki (at Bunkabu)
- Short-term series on Puzzle Communication Nikoli vol.164-166 (Nikoli)
- One-day Puzzle Meeting (at Torito)
- Puzzle-Sho-ten (ASOBIDEA)
- Encyclopedia of Mathematical Puzzles (Tokyodo Shuppan)
- Encyclopedia of Mathematical Magic (Tokyodo Shuppan)
- Basic math (Seishinsha)
- Puzzle-no-Kotoba
- Hibachi-koh (Chi-gyu-an)
- IPP33 Logo
- MSJ Lecture 2012 Poster
- New Year
- Puzzle-Kai Logo
- Puzzlab Magazine (Puzzlab)
- Cube and Silhouette: Puzzle workshop in Spring 2014 (ASOBIDEA)
- kofth workshop at Puzzlab
- Hakone Puzzle series: DIDI, Home Plate, CROWN (Odawara Hakone Association of Karakuri Puzzle and throughout Japan)
- Treasure Report (Bandai Namco Games)
- The Mechanical Puzzles 130 (Sansui-sha, Koudan-sha)