About the Authors

Takahiro Tsusaka

Contributed equally to this work with: Takahiro Tsusaka, Hiroshi Ezura

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Writing – original draft

tsusaka_takahiro@mail.tsumura.co.jp (TT); ezura.hiroshi.fa@u.tsukuba.ac.jp (HE)

Affiliations Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan, Botanical Raw Materials Production Department 2, Tsumura & Co., Ami, Ibaraki, Japan

Bunsho Makino

Roles Methodology, Writing – review & editing

Affiliation Botanical Raw Materials Research Laboratories, Tsumura & Co., Ami, Ibaraki, Japan

Ryo Ohsawa

Roles Methodology, Supervision, Writing – review & editing

Affiliation Faculty of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan

Hiroshi Ezura

Contributed equally to this work with: Takahiro Tsusaka, Hiroshi Ezura

Roles Conceptualization, Project administration, Supervision, Writing – review & editing

tsusaka_takahiro@mail.tsumura.co.jp (TT); ezura.hiroshi.fa@u.tsukuba.ac.jp (HE)

Affiliation Faculty of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan

Competing Interests

I have read the journal’s policy and the authors of this manuscript have the following competing interests: TT and BM are employees of Tsumura & Co. (https://www.tsumura.co.jp/english/). HE and RO are supervisors at the University of Tsukuba to which TT belongs. This does not alter our adherence to PLOS ONE policies on sharing data and materials.