Introducing Shikkui
Natural, Earth-friendly architectural surfaces engineered in Japan for creating healthier indoor environment.
- ● antimicrobial, anti-allergic
- ● highly humidity-regulating
- ● VOC and odor neutralizing
- ● all-natural, biodegradable
- ● both classic and unique modern designs

Health benefits make sustainability more meaningful
Sharing the same natural compositon, Shikkui and Limix also share the meaningful impact on our health and the environment:

How Shikkui and Limix help create healthier indoor environment
Harmful pathogens (bacteria, viruses, mold spores), VOC gases, bad smells and house dust continuously circulate in any indoor air, originating from a variety of sources: dirt, skin cells, furniture, paint, wallpaper, pets, and any objects we use indoors.
The natural antimicrobial feature of Shikkui and Limix disinfects the air from microbes, and its high porosity not only helps bring indoor humidity to a comfortable level of 40-60% (recommended by ASHRAE), but also in combination with photocatalyst targets VOC gases breaking them down into harmless compounds. In addition, Shikkui surface being anti-static prevents dust accumulation, thus serving as anti-allergic.

Fresh, cleaner indoor air for your family’s comfort and well-being

Combined with a quality HVAC system, Shikkui and Limix surfaces actively help create genuinely healthier, dehumidified air without pathogens, harmful VOC gases and allergens.
Shikkui finishes range in products types and application tools:
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Trowel or spatula
Both traditional Japanese and modern decorative artisan finishes with highly versatile textures ranging from subtle matte to polished or relief.
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Roller
Paint-type Shikkui applied by a roller offers a familiar and easy application method with the health benefits of Shikkui.
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Airless sprayer
Commercial airless sprayers allow fast application of sprayable Shikkui and, thus, time and cost savings.
How Shikkui differs from paints

Verified by third parties
Described Shikkui performance has been verified by independent tests according to ISO, JIS and ASTM standards.
-
Anti-viral (ISO 21702)
99.4% elimination of Feline
Coronavirus in 2 hours -
Antibacterial (JIS Z 2801)
Complete elimination of Escherichia coli in 24 hours
-
Anti-mold (ASTM D3273/74)
Rating 10 (no fungal growth)
-
VOC content (ASTM D3960)
Zero-VOC finishes (0.0-0.7 gr/L or
0.0-0.0 lbs/gal) -
Fire resistant (ASTM E84)
Class A (Type I in other codes)
-
Shore D Hardness (ASTM D2240)
61-85 (depending on product)
Cultural Heritage Restoration List
Over 200 cases of using Tagawa Sangyo’s lime plaster for important cultural properties and historical buildings.
Category
Year
-
Other
Daigojuku-Bank Head Office
1904
-
Other
Fujita Memorial Japanese Garden
1919
-
Landscape/Streetscape
Historic Buildings in Nata-ya Machi
1812
-
Temple
Takamatsu-ji Butsudan Hall
1612
-
Church
Important Cultural Property: Meiji Gakuin University Chapel
1916
-
Temple
Aomatsu-ji Disciples' Hall
1600
-
Temple
Zuiryu-ji temple
1614
-
Other
Important Cultural Property:Tomiyama Canal Lock Facility (Nakajima Lock Gate)
1934
-
Temple
Daian-ji Hermitage
1395
-
Castle
Gujo Hachiman Castle
1559
-
Temple
Prefectural Designated Cultural Property:Agishihonsei-ji
1268
-
Temple
Important Cultural Property: Shizuoka Sengen Shrine
901
-
Temple
Mishimataisya shrine office
2015
-
Other
Numazu Imperial Villa Memorial Park West and East Annex Residences
1893
-
Castle
Okazaki Castle Park, East Sumi Yagura
1530
-
Temple
Aichi Prefectural Gokoku Shrine
1869
-
Temple
Kannon-ji
1699
-
Temple
Genkuin
1523
-
Temple
Kannou-ji
734
-
Temple
Mantoku-ji
1596
-
Temple
Qambalin
2005
-
Temple
Hougon-ji
724
-
Temple
Important Cultural Property: Jodo Shinshu Otani Sect Nagahama Branch temple Daitsu-ji
1602
-
Other
Hikone Castle Museum
1987
-
Other
Rokka-en
1913
-
Castle
Earthen Walls of Toba Castle site
1594
-
Temple
Important Cultural Property: Dojou-ji Main Hall
701
-
Castle
Wakayama Castle Okaguchi gate
1585
-
Temple
Earayama Ikkyu-in
1970
-
School/Education
Senshu Gakuin
1913
-
Temple
Head Temple of Shingon Buddhism, Kongobu-ji Daigaran
816
-
Temple
Koukoku-ji
1227
-
Temple
Sanzeninkyozou Ennyuzo
782-806
-
Other
Imperial mausoleum of Emperor Uda
931
-
Castle
Fukuchiyama Castle Park Development Project Kuruwa
1579
-
Temple
Kanshu-ji
900
-
Temple
Higashi Hongan-ji Tresure Hall
unknown
-
Landscape/Streetscape
Nakamuratokichi Main Store
1854
-
Temple
Bisyamon Hall
703
-
Temple
Bukkoku-ji Temple
1678
-
Temple
Hoden-ji Temple
1570
-
Shrine
Urashima Shrine (Suijin Shrine)Office
1450
-
Temple
Kouzen-ji
1603
-
Temple
Shosoin Office
756
-
Shrine
Important Cultural Property: Kasuga Taisha
768
-
Temple
Hannya-ji
629
-
Temple
Mansen-ji
1585
-
Temple
Enjo-ji, Main Hall
1026
-
Castle
Osaka Castle Keep
1931
-
Other
Kuboso Memorial Museum of Arts, Izumi city
1982
-
Temple
Shofuku-ji, Main Hall
unknown
-
Castle
Mikuma Catsle(Sumoto Castle)
1526
-
Shrine
Izanagi Jingu Shrine
unknown
-
Temple
Shingon Buddhism, Hachijo-ji Main Hall
1934
-
Residential structure
Kashiwara Jinya Ruins Boundary Wall
1714
-
Castle
Awaji Castle
1596
-
Residential structure
Mikazuki Domain Noino Jinya Residence
1697
-
Temple
National Treasure:Kibitsu Shrine
1390
-
Residential structure
Okayama Prefecture Important Cultural Property: Former Asimori Domain Samurai Residences
1601
-
Temple
Jigen-ji
1630
-
Temple
Shingon Buddhism Konpirain
unknown
-
Temple
Tyotsu-ji
1615-1624
-
Residential structure
Important Cultural Property: Goto Family Residence Main Buildings
1532-1554
-
Temple
Syoho-ji Main Hall・Jibutsudo
unknown
-
Residential structure
Important Cultural Property: Koizumi Yakumo Former Residence(Lafcadio Hearn's Former Residence)
unknown
-
Residential structure
Earthen Walls of The Former Kamei Clan's Residence in Tsuwano Domain
1900
-
Temple
Rakan-ji Temple's Kitchen Building
1695
-
Temple
Soto-Zen Yomei-ji warehouse
1420
-
Shrine
Izumo Taisha Shrine Office
1963
-
Temple
Zenpuku-ji Earthen Walls
1429-1440
-
Castle
Former Tokushima Castle Main Palace's Earthen Walls
1941
-
Other
Nationally Designated Important Cultural Property: Dogo Onsen Main Building
1894
-
Castle
Imabari Castle
1953
-
Other
World Heritage: Former Head Office of the Government Owned,The Yahata Steel Works
1901
-
Residential structure
Former Yaskawa Residence
1849-1934
-
Castle
Kokura Castle
1569
-
Other
Ryotei Kinnabe
1895
-
Castle
Important Cultural Property: Maizuru Castle's Shiomi Yagura
1601
-
Landscape/Streetscape
Yame District Historic Townscape
1601
-
Castle
Prefectural Cultural Property: Funai Castle (Oita Castle)
1597
-
Shrine
National Treasure: Main Hall of Usa Jingu Shrine
725
-
Castle
National Historic Site: Hitoyosi Castle
1204-1206
-
Other
Nationally Designated Important Cultural Property: Yachiyoza Theater
1901
-
School/education
Important Cultural Property: Yokoi Shonan Museum
1855
-
School/education
Important Cultural Property: Kumamoto University, Memorial Museum of the Fifth High School
1889
-
Other
Hamada Soy Sauce Co., Ltd. Shirakabe
1818
-
Castle
Kumamoto Castle
1601
-
Church
National Treasure and Important Cultural Property: Ōno Church
1893
-
Other
National Historic Site: Dejima
1634
-
Other
National Historic Site: Hirado Dutch Trading Post Warehouse
1639
-
Church
Nationally Designated Important Cultural Property: Father De Rotz Church
1885
-
Church
Nationally Designated Important Cultural Property: Father De Rotz Church
1885
-
Church
World Heritage Site and National Treasure: Oura tenshudo
1864
-
Residential structure
Important Cultural Property: Former Glover Residence
1863
-
Church
Nationally Designated Important Cultural Property: Kuroshima Church
1902
-
School/education
Important Cultural Property: Ratensin school
1875
-
Residential structure
Former Nabesima Residence
1868-1911
-
Other
Former Furukawa Industrial Wakamatsu Building
1919
-
Temple
Koren-ji
1673
-
Other
Former Karatsu Bank, Headquarter
1912
-
Other
Nationally Designated Important Cultural Property: Former Shitsu Aid Center
1883
-
Other
Former Mitsui Tagawa Mining Company Iida Vertical Shafts No. 1 and No. 2 Smokestacks
1908
-
Temple
Joki-ji
1421