Made-in-Japan quality
Tajiri Thin Section Lab
Research & Publications
Publications
2025
Yuji Ise, Rie Tajiri, Masaru Mizuyama, Yoshihisa Fujita
Submarine-cave–dwelling sponges of the genus Rhabderemia (Porifera: Order Biemnida, Family Rhabderemiidae) distributed in the southwestern Ryukyu Archipelago: Rediscovery of R. forcipula and description of a new species.
2024
Uta Michibata, Mihoko Maruyama, Yutaro Tanaka, Masashi Yoshimura, Hiroshi Y. Yoshikawa, Kazufumi Takano, Yoshihiro Furukawa, Koichi Momma, Rie Tajiri, Kazumi Taguchi, Shuzo Hamamoto, Atsushi Okada, Kenjiro Kohri, Takahiro Yasui, Shigeyoshi Usami, Masayuki Imanishi, Yusuke Mori
Effects of crystal phase transitions on hardness and structure in urinary stones.
2023
Mizuki Ishida, Shunpei Murakami, Shiki Machida, Koichiro Fujinaga, Kazutaka Yasukawa, Tsuyoshi Ishikawa, Kazuya Nagaishi, Rie Tajiri, Kentaro Nakamura, Yasuhiro Kato
Geochemical study of Neogene volcanic rocks distributed in the Nansatsu region, southern Kyushu, Japan.
2023
M. Maruyama, Y. Tanaka, K. Momma, Y. Furukawa, H. Y. Yoshikawa, Rie Tajiri, M. Nakamura, K. Taguchi, S. Hamamoto, R. Ando, K. Tsukamoto, K. Takano, M. Imanishi, S. Usami, K. Kohri, A. Okada, T. Yasui, M. Yoshimura, Y. Mori
Evidence for dissolution-mediated phase transitions in urinary stones—Phase transitions may exacerbate urolithiasis.
2023
M. Maruyama, K. P. Sawada, Y. Tanaka, A. Okada, K. Momma, M. Nakamura, R. Mori, Y. Furukawa, Y. Sugiura, Rie Tajiri, K. Taguchi, S. Hamamoto, R. Ando, K. Tsukamoto, K. Takano, M. Imanishi, M. Yoshimura, T. Yasui, Y. Mori
Elucidation of the mechanism of urinary stone formation through quantitative analysis of calcium oxalate monohydrate and dihydrate.
2021
Yutaro Tanaka, Mihoko Maruyama, Atsushi Okada, Yoshihiro Furukawa, Koichi Momma, Yuki Sugiura, Rie Tajiri, Koichi P. Sawada, Shunichi Tanaka, Kazufumi Takano, Kazumi Taguchi, Shuzo Hamamoto, Ryosuke Ando, Katsuo Tsukamoto, Masashi Yoshimura, Yusuke Mori, Takahiro Yasui
Multicolor imaging of calcium-binding proteins in human urinary stones and their effects on crystal growth.
2020
Rie Tajiri
Comparison of dehydration methods in the preparation of resin-impregnated thin sections.
(Shin Chikaku [Journal of the Japan Thin Section & Polished Section Technical Study Group], Vol. 6, pp. 1–6.)
2019
Yoshimi Kubota, Rie Tajiri
Resin-embedding method for columnar sediment core samples intended for semi-permanent preservation and exhibition.
(Bulletin of the Geological Survey of Japan, Vol. 70, Nos. 1–2, pp. 211–224.)
2015
Alexander Martinov, Yoshiaki Ishida, Seiichi Irimura, Rie Tajiri, Timothy O'Hara, Toshihiko Fujita
The importance of ontogeny—Taxonomic examination based on a new Japanese species of brittle star.
2013
Rie Tajiri, Toshihiko Fujita
Preparation of animal tissue specimens for observation by resin embedding and polishing—Simultaneous observation of hard and soft tissues.
(Taxa [Journal of the Japanese Society of Systematic Zoology], No. 35, pp. 24–34.)
Media Coverage (Articles & TV/Video Features)
2025
Launched the Tajiri Thin Section Studio YouTube channel
Published video content.
https://www.youtube.com/@tajiri_hakuhen
2025
TV Asahi
Featured our studio on “Nanikore Chin Hyakkei”.
2025
Higashiosaka City public information program
“Nijiiro Network”
Featured us in a segment titled: “The Expo is just around the corner—Higashiosaka’s manufacturing companies will also exhibit.”
https://www.youtube.com/watch?v=oCaLedGxLRc
2025
Mainichi Shimbun (January 9)
Featured article: “0.02 mm: Ultimate precision craftsmanship.”
2025
Sankei Shimbun (Evening edition, January 8)
Featured article: “0.02 mm: Revealing biological structures.”
2024
Yomiuri Shimbun (November 10)
Featured article: “A transparent world seen through tiny fragments.”
2024
Higashiosaka City
Produced and released an introductory video: “Contributing to medicine by applying technologies from other fields.”
https://www.youtube.com/watch?v=DsMR6risBVE
2024
Free paper published by Osaka Sangyo Sozokan (Osaka Innovation Hub)
Bplatz press
Featured under: “A technology that’s incredibly small—and amazing”
Introduced as: “0.03 mm-thick thin sections that help unveil the mysteries of the Earth, life, and the human body.”
https://bplatz.sansokan.jp/archives/15866
2020
Umiushi Tsushin, No. 106
Article published: “Let’s observe hard and soft tissues under a microscope.”
2020
National Diversity Network OPENeD
“Voices of Early-Career Female Researchers”
A collaboration article titled “What thin-section preparation brings” was published in a column by Associate Professor Mihoko Maruyama (Osaka University, at the time).
https://www.opened.network/column/column-0003/
Conference Presentations
2022
The 32nd Annual Meeting of the Japanese Society on Urolithiasis (Nihon Nyorokessekishō Gakkai)
Oral presentation
“Clarifying the morphology and spatial distribution of calculi formed inside ureteral stents using a novel thin-section technique”
2021
The 31st Annual Meeting of the Japanese Society on Urolithiasis (Nihon Nyorokessekishō Gakkai)
Oral presentation
“Development of thin-section techniques for observing calculi growing around ureteral stents”
2021
The 30th Annual Meeting of the Japanese Society on Urolithiasis (Nihon Nyorokessekishō Gakkai) (Web meeting)
Oral presentation
“About thin sections—Applying thin-section techniques to urinary stones”
2019
The 22nd Annual Meeting of the Japanese Coral Reef Society (Nihon Sangoshō Gakkai)
Poster presentation
“Observing the internal structure of Oulastrea crispata using geological thin-section techniques”
2019
Japan Thin Section & Polished Section Technical Study Group (Nihon Hakuhen Kenmohen Gijutsu Kenkyūkai), 62nd General Assembly & Research Meeting
Oral presentation
“Efforts toward preparing thin sections of Oulastrea crispata”
2019
Zoological Society of Japan (Nihon Dōbutsugakkai)
Oral presentation
“Simultaneous observation of hard and soft tissues of Oulastrea crispata using thin-section techniques”
2019
Japan Geoscience Union Meeting 2019 (Chikyū Wakusei Kagaku Rengō Taikai 2019)
Poster presentation
“Simultaneous observation of hard and soft tissues of Oulastrea crispata”
2018
Japan Thin Section & Polished Section Technical Study Group (Nihon Hakuhen Kenmohen Gijutsu Kenkyūkai), 61st General Assembly & Research Meeting
Oral presentation
“On staining thin sections”
2018
Palaeontological Society of Japan, Annual Meeting 2018 (Koseibutsugakkai 2018 Nen’nkai)
Poster presentation
“Comparison of dehydration methods in the preparation of resin-embedded thin sections”
2017
Japan Thin Section & Polished Section Technical Study Group (Nihon Hakuhen Kenmohen Gijutsu Kenkyūkai), 60th General Assembly & Research Meeting
Oral presentation
“Issues and potential of thin sections of biological tissues prepared by resin embedding”
2017
Palaeontological Society of Japan, 166th Regular Meeting (Koseibutsugakkai Dai 166-kai Reikai)
Poster presentation
“A method for simultaneous observation of hard and soft tissues in sclerosponges—Application of rock thin-section techniques”
2016
The 19th Annual Meeting of the Japanese Coral Reef Society (Nihon Sangoshō Gakkai)
Oral presentation
“Sclerosponges inhabiting submarine caves in the Ryukyu Archipelago”
2015
Japan Thin Section & Polished Section Technical Study Group (Nihon Hakuhen Kenmohen Gijutsu Kenkyūkai), 58th General Assembly & Research Meeting
Oral presentation
“Characteristics of Spurr resin in resin embedding of biological tissues”
2015
Geological Society of Japan, 122nd Annual Meeting (Nihon Chishitsugakkai Dai 122-nendo Gakujutsu Taikai)
Oral presentation
“Preparation and observation of thin sections of animal tissues rich in lipids”
2015
Zoological Society of Japan, 86th Annual Meeting (Nihon Dōbutsugakkai Dai 86-kai Taikai)
Oral presentation
“First record from Japan of the sclerospong sponge Stromatospongia obtained from a submarine cave off Shimoji Island, Miyako Islands”
2015
The 51st Annual Meeting of the Japanese Society of Systematic Zoology (Nihon Dōbutsu Bunrui Gakkai)
Oral presentation
“First record from Japan of the sclerospong sponge Stromatospongia obtained from a submarine cave off Shimoji Island, Miyako Islands”
2015
Palaeontological Society of Japan, Annual Meeting 2015 (Koseibutsugakkai 2015 Nen’nkai)
Oral presentation
“Preparation of animal tissue specimens for observation by resin embedding and polishing—Simultaneous observation of hard and soft tissues”
2014
Japan Thin Section & Polished Section Technical Study Group (Nihon Hakuhen Kenmohen Gijutsu Kenkyūkai), 57th General Assembly & Research Meeting
Oral presentation
“Preparation of animal tissue specimens for observation by resin embedding and polishing—Simultaneous observation of hard and soft tissues”
2014
The 50th Annual Meeting of the Japanese Society of Systematic Zoology (Nihon Dōbutsu Bunrui Gakkai)
Poster presentation
“Preparation of animal tissue specimens for observation by resin embedding and polishing—Simultaneous observation of hard and soft tissues, including lipid-rich tissues”