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Works 

Medical

Kidney stone (urolithiasis)

Kidney stoneswere traditionally analyzed after being ground into powder for chemical analysis. Thin-section preparation now makes it possible to analyze internal structures by tissue type and to observe growth patterns within the stone.
( The image below is a Winner of the Special Arts Award, 2023 NIKON JOICO AWARD_on Osaka Univ. Dr. Maruyama's article)

Medical
Composites

Carbon fiber reinforced plastic (CFRP prepreg)

CFRP is a lightweight, high-strength material used in many applications, including aircraft and golf shafts. With thin-section preparation, internal features that are difficult to observe in conventional sections—such as voids and fiber/resin distribution—can be seen clearly.

Composites
Biology

Lasiotrichius succinctus chest

Lasiotrichius succinctus (pronotum / thorax)
Scale: 1 mm

Biology
Biology

Corymbia succedanea abdomen

With thin-section preparation, even the jelly-like internal tissues of insects—once considered difficult to observe—can be examined clearly. The image below shows a magnified detail.

Biology
Biology

Carcharhinus galapagensis

Shark skin is sometimes used like a grater, and this thin section shows why: each dermal denticle rises as a hook-like structure on the surface, and blood vessels can be seen running within.

Biology
Biology

Trypoxylus dichotomus horn

Insect cross-sections that were difficult to observe with conventional biological sectioning can be examined using our resin-embedded thin-section method. Overlapping layers of the beetle cuticle—previously hard to distinguish—can now be clearly seen and even counted. Scale: 1 mm

Biology
Biology

Ophiopholis mirabilis

Thin-section preparation enables observation of an animal’s hard and soft tissues on the same plane. The colors are natural—no staining is used.

Biology
Biology

around the mouth of Ophiopholis mirabilis

The radula and the surrounding muscles can be clearly observed.

Biology
Biology

a tubercular process on the arm of Ophiopholis mirabilis

It is a tubercle-like hard tissue on the surface of the arm. The way the skeletal elements connect highlights the beauty of natural form.

Biology
Biology

attachment part of muscles and spicules of Ophiopholis mirabilis

You can observe the attachment area between the arm ossicles and the muscles.

Biology
Biology

bowel of Ophiopholis mirabilis

The brown area is the stomach. The folded (plicated) structure of the stomach wall is clearly visible.

Biology

©2026 Tajiri Thin Section Lab

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