Chagyo Kenkyu Hokoku (Tea Research Journal)

Chagyo Kenkyu Hokoku (Tea Research Journal)

Published by Japanese Society of Tea Science and Technology

1,834 registered articles
(updated on March 04, 2026)

Online ISSN : 1883-941X
Print ISSN : 0366-6190
ISSN-L : 0366-6190

JOURNAL PEER REVIEWED FREE ACCESS

2025 Volume 2025 Issue 140

Insecticidal Activities of the Natural Pyrethrins Insecticide on the Tea Green Leafhopper, Matsumurasca onukii Ryuhei Yanagisawa, Masaaki Sudo, Hiroshi Yorozuya
Estimation of the Inorganic Nitrogen Content in the Soil Using a Soil Sensor in Tea Fields Takuya Kondo, Masakazu Shiwa, Koji Chutani, Eiji Nishino
Articles at Annual Conference, October, 2025
Analysis of Consumer Preferences for Domestically Produced Oolong Tea Manufactured with a Drum-Type Withering Machine Masanori Atarashi

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Most viewed articles (February 2026)

1

Contents of Individual Tea Catechins and Caffeine in Japanese Green Tea

Released on J-STAGE: July 31, 2009 | Volume 1996 Issue 83 Pages 21-28

Tetsuhisa GOTO, Hitoshi NAGASHIMA, Yuko YOSHIDA, Masaaki KISO
2

Identification of Key Odorants Isolated from the Headspace above Gyokuro by Using Solid-Phase Microextraction

Released on J-STAGE: January 01, 2023 | Volume 2020 Issue 130 Pages 39-46

Yuzo Mizukami
3

Microbiological Contamination of the Tea Extract Prepared with Cold Water

Released on J-STAGE: January 01, 2019 | Volume 2016 Issue 122 Pages 21-25

Kiyo Okazaki
4

Elution of Major Tea Components in Tea Infusion

Released on J-STAGE: July 31, 2009 | Volume 2001 Issue 91 Pages 29-33

Hideki HORIE, Tomomi UJIHARA, Katsunori KOHATA
4

Matcha: Quality and Health Benefits

Released on J-STAGE: January 01, 2021 | Volume 2018 Issue 126 Pages 1-8

Hideki Horie

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