Division of Biosphere Science

Lecture and Thesis

First Semester 2026

■耕地圏科学特論Ⅰ Advanced Course in Agro-Ecosystem Science I

4月10日(金)1講目  April 10 (Fri)  1st

FSC庁舎106 Additional information will be announced in ELMS.

Contact: 星野 hoshino[at]fsc.hokudai.ac.jp ※[at]→@

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■Advanced Couese in Environmental Molecular Biology I

April 13 (Mon)  1st 

Room 215, Institute of Low Temperature Science

Contact: 鷲尾 washi[at]ees.hokudai.ac.jp ※[at]→@

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■Fundamental Course in Marine Biological Processes

April 14 (Tue)  2nd 

D101 ※Online for students outside of Sapporo(contact the instructor)

Contact: 高木 tutakagi[at]fish.hokudai.ac.jp ※[at]→@

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■Fundamental Course in Molecular Biology

April 15 (Wed)  1st

Room 215, Institute of Low Temperature Science

Contact: 伊藤 ito98[at]lowtem.hokudai.ac.jp ※[at]→@

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■Advanced Couese in Animal Ecology I 

April 13 (Mon)  2nd  

D101 ※Online for students outside of Sapporo(contact the instructor)

Contact: 小泉 itsuro[at]ees.hokudai.ac.jp ※[at]→@

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■Advanced Course in Plant Ecology /Biodiversity Science I

June 15 (Mon)  3rd-4th

D102

Contact: 相場:aiba[at]ees.hokudai.ac.jp  ※[at]→@

Ph.D. defense Division of Biosphere Science Feb.2, 4

■Time & Date : Feb.2 Mon. 13:30~
Venue : D-201
Applicant : 田中 優斗 Tanaka Yuto
Title :  マナマコの行動ダイナミクス:状態推定に基づく行動解析と環境要因の評価
(Behavioural dynamics of the Japanese sea cucumber Apostichopus japonicus : behavioural analysis based on state estimation and evaluation of environmental drivers)

Chief Examiner: Prof. Takagi Tsutomu
Co-Examiners: Prof. Ijiri Shigeho, Associate Prof. Yoshimura Takeshi, Associate Prof.  Koizumi Itsuro, Assistant Prof. Gomi Shintaro(Graduate School and Faculty of Fisheries), Section Chief. Sakai Yuichi(Hokkaido Research Organization)

■Time & Date : Feb.4 Thu. 13:00~
Venue : D-201
Applicant : 古澤 惇平 Furusawa Jyunpei
Title :  Body size shrinkage of a ground-dwelling beetle under global warming
(温暖化進行下の徘徊性甲虫の体サイズ縮小に関する研究)

Chief Examiner: Prof. Utsumi Shunsuke
Co-Examiners: Prof. Koshikawa Shigeyuki, Assistant Prof. Sato Yasuhiro, Prof. Ikeda Hiroshi(Graduate School of Agricultural and Life Sciences, The University of Tokyo)

Ph.D. defense Division of Biosphere Science Jan.26

■Time & Date : 14:00- Jan.26 Mon
Venue :  D-101
Applicant : 仲谷 朗 Nakaya Akira
Title : Potential of silvicultural practices focusing on wood properties of hardwood species in Hokkaido

Chief Examiner: Prof. Yoshida Toshiya
Co-Examiners: Prof. Takagi Kentaro, Associate Prof. Suzuki Satoshi, Prof. Sasaki Takanobu (Research Faculty of Agriculture)

Ph.D. defense Division of Biosphere Science Jan.23

■Time & Date : 13:30- Jan.23 Fri
Venue :  ILTS-Room215
Applicant : 大塚 玲桜 Otsuka Reo
Title : α-トコフェロール動態を中心とした冬眠生理適応メカニズムの定量的解析
( Quantitative analysis of physiological adaptation mechanisms in hibernation focusing on α-Tocopherol dynamics )

Chief Examiner: Prof. Yamaguchi Yoshifumi
Co-Examiners: Prof. Tanaka Ryouichi, Prof. Okamatsu Yuko(Faculty of Veterinary Medicine)

■Time & Date : 13:30- Jan.23 Fri
Venue : C-202
Applicant : 関 恭佑 Seki Kyosuke
Title : バイオロギング手法を用いた太平洋ニシンの集団産卵に関する研究
(A study on group spawning behavior of Pacific herring Clupea pallasii using bio-logging methods)

Chief Examiner: Prof. Miyashita Kazushi
Co-Examiners: Prof. Nakaoka Masahiro, Associate Prof. Minami Kenji, Associate Prof. Hagihara Seishi, Specially Appointed Professor Shida Osamu(Field Science Center for Northern Biosphere)

■Time & Date : 15:30- Jan.23 Fri
Venue : C-202
Applicant : 名畑 公晴 Nahata Kimiharu
Title : 漁業の担い手確保に資する価値観分析の試み― 価値観の多様性・共感・経済的効用の統合的検討 ―
(An integrative analysis of value orientations for securing human resources in fisheries: examining diversity, empathy, and economic utility)

Chief Examiner: Prof. Miyashita Kazushi
Co-Examiners: Prof. Nakaoka Masahiro, Associate Prof. Minami Kenji, Prof. Fukuda Satoru (Regional Fisheries Co-Creation Center), Specially Appointed Professor Shida Osamu(Field Science Center for Northern Biosphere)

Ph.D. defense Division of Biosphere Science Jan.19

■Time & Date : 13:00- Jan.19 Mon
Venue : D-201
Applicant : 呂 依丹 LYU Yidan
Title :  Studies on ploidy-dependent temperature responses of male gametophytes in Lilium leichtlinii

Chief Examiner: Prof. Hoshino Yoichiro
Co-Examiners: Prof. Nagasato Chikako, Assistant Prof. Hirata Toshiyuki, Associate Prof. Yamagishi Masumi(Research Faculty of Agriculture)

Ph.D. defense Division of Biosphere Science Oct.30

Time & Date : 10:30- Oct.30 Thu
Venue : D-101
Applicant :Amna Ilyas
Title : Integrative insights into novel host range expansion in the Solidago-specialist invasive aphid Uroleucon nigrotuberculatum

Chief Examiner: Prof. Utsumi Shunsuke
Co-Examiners: Prof. Koshikawa Shigeyuki, Prof. Ohara Masahiro(The Hokkaido University Museum), Assistant Prof. Sato Yasuhiro

Second Semester 2025

■Advanced Course in Animal Ecology II  
Mon,Wed Ⅱ
Start date: Wed 1. Oct.

In-person(at D101) and online class.
Contact: 野田 Prof. Noda: noda@ees.hokudai.ac.jp
※Applicants must contact by e-mail.

■Advanced Course in Plant Ecology  Biodiversity Science II
Mon  Ⅲ,Ⅳ
Start date: Mon 6. Oct.

In-person class at A809. 
Contact: 工藤 Assoc.Prof. Kudo: gaku@ees.hokudai.ac.jp
※ Applicants must contact by e-mail.

■Fundamental Course in Biological Diversity
Mon,Wed Ⅴ
Start date: Wed 1. Oct.

In-person (D101) / Hybrid / Online / On-demand. Details will be posted on ELMS and e-mail to applicants. 
Contact: 小泉 Assoc.Prof. Koizumi  : itsuro@ees.hokudai.ac.jp
※ Applicants must contact by e-mail.

■Advanced Course in Ecological Genetics I
Tue,Thu Ⅴ
Start date: Thu 2. Oct.

In-person class at C202. 
Contact: 越川 Prof. Koshikawa: koshi@ees.hokudai.ac.jp

■Fundamental Course in Biodiversity of Northern Ecosystems
Wed,Fri Ⅳ
Start date: Fri 3. Oct.

Online class, details will be posted on ELMS and e-mail to applicants.
Contact: 工藤 Assoc.Prof. Kudo: gaku@ees.hokudai.ac.jp
※Applicants must contact by e-mail.

■Advanced Course in Agro-Ecosystem Science II
Fri I,Ⅱ
Start date: Fri 10. Oct.

In-person class at FSC Building 106, some intensive classes at the Shizunai Livestock Farm (details will be posted on ELMS and e-mail to applicants).
Contact: 後藤 Prof. Gotoh:gotoh@fsc.hokudai.ac.jp
※Applicants must contact by e-mail.

■Fundamental Course in Field Sciences
Fri Ⅴ
Start date: Fri 3. Oct.

In-person class at D102. Subsequent class may be online class. Details will be posted on ELMS.(Applicants outside Sapporo must contact Prof. Yotsukura by e-mail.)
Contact:四ツ倉 Prof. Yotsukura:yotsukur@fsc.hokudai.ac.jp

■Advanced Course in Marine Biosphere Science Ⅱ
Tue,Thu Ⅱ
Start date: Tue 2. Dec.

In-person class (Hakodate). Details will be posted on ELMS.
Contact: 井尻 Prof. Ijiri:ijiri@fish.hokudai.ac.jp”

■Advanced Course in Ecological Genetics Ⅱ
Tue,Thu Ⅴ
Start date: Tue 2. Dec.

In-person class at C202. If you wish to take online courses at a laboratory outside Sapporo, please contact us.
Contact: 吉田 Dr. Yoshida:majin@ees.hokudai.ac.jp 

■Fundamental Course in Ecology
Mon,Wed Ⅴ
Start date: Wed 3. Dec.

Mainly face-to-face (D102).For online classes, posted on ELMS.If you wish to take online courses at a laboratory outside Sapporo, please contact us before the course starts.
Contact: 越川 Prof. Koshikawa:koshi@ees.hokudai.ac.jp”

■Advanced Course in Marine Biosphere Science I
Intensive lectures to be held in October 1–3 and 6–10 (D101)
Contact: 髙木 Prof. Takagi:tutakagi@fish.hokudai.ac.jp
※Applicants must contact by e-mail and confirm the schedule on Moodle (p25045130).

■Advanced Course in Forest Sphere Science IV
Intensive lectures to be held in November 4-7 at Uryu Experimental Forest. (Details posted on our website and mailing list.)
Contact: 吉田(俊) Prof. Yoshida(T) yoto@fsc.hokudai.ac.jp

■Advanced Course in Aquatic Biology I
Intensive, online and on-demand classes to be held in November and December. Details posted on ELMS and emailed to applicants.
Contact:仲岡 Prof. Nakaoka:nakaoka@fsc.hokudai.ac.jp

■Advanced Course in Aquatic Biology II
Intensive, online and on-demand classes to be held in December. Details posted on ELMS and emailed to applicants.
Contact:南 Assoc.Prof. Minami:k.minami@fsc.hokudai.ac.jp

■Special Lecture in Biosphere Science II
Intensive lectures to be held in November 11–14. In-person class at A809.  Details posted on our website and mailing list.
Contact: 工藤 Assoc.Prof. Kudo:gaku@ees.hokudai.ac.jp

2025Second Semester[pdf]

Ph.D. defense of Biosphere Sci.Div. August 1

Time & Date : 14:00- Aug. 1st, Fri.
Venue : C-204-2
Applicant : 李 心怡 LI Xinyi
Title : Study on the catch characteristics of chum salmon based on the vertical behaviour in the coastal water of Shiretoko Peninsula

Chief Examiner: Prof. Miyashita Kazushi
Co-Examiners: Prof. Nakaoka Masahiro, Prof. Shida Osamu(Field Science Center for Northern Biosphere), Assoc.prof. Minami Kenji

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Time & Date : 16:00- Aug. 1st, Fri.
Venue : C-204-2
Applicant : JOHNSTONE Jackson Brooks
Title : Study on a recolonizing population of sea otters (Enhydra lutris ) in eastern Hokkaido: feeding habits and the effects of a major environmental disturbance upon them

Chief Examiner: Prof. Miyashita Kazushi
Co-Examiners: Prof. Nakaoka Masahiro, Prof. Mitani Yoko(Wildlife Research Center of Kyoto University), Assoc.prof. Minami Kenji

Ph.D. defense of Biosphere Sci.Div. July 22

Time & Date : 10:00- July. 22nd, Tue.
Venue : D101
Applicant : AKHTAR Nilufa
Title : Spatiotemporal dynamics of coastal wetland vegetation under large-scaled disturbances

Chief Examiner: Prof. Tsuyuzaki Shiro
Co-Examiners: Prof. Aiba Shinichiro, Prof. Nakaji Tatsuro, Assoc.prof. Kudo Gaku

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Time & Date : 13:00- July. 22nd, Tue.
Venue : D101
Applicant : SULTANA Marzia
Title : The interactive effects of human disturbances and biological invasion on tropical moist deciduous forest

Chief Examiner: Prof. Tsuyuzaki Shiro
Co-Examiners: Prof. Aiba Shinichiro, Prof. Nakaji Tatsuro, Assoc.prof. Kudo Gaku

Ph.D. defense of Biosphere Sci.Div. Oct.-Nov.

Time & Date : 9:30- Oct. 22nd, Tue.
Venue : D201
Applicant : Ouanh Phomvisith
Title : Effects of Maternal Undernutrition on DNA Methylation, Gene Expression, and Metabolites of Fetal Thymus and Growth in Wagyu (Japanese Black) Cattle

Chief Examiner: 教授 後藤 貴文
Co-Examiners: 教授 星野 洋一郎、教授 室谷 進(鹿児島大学)、准教授 鈴木 裕


Time & Date : 14:00- Nov.1st, Fri.
Venue : D201
Applicant : LOMAEVA Marina
Title : The roles of subnational and non-state actors in environmental governance : Japan, Russia, and the northern fur seal conservation and management in the North Pacific

Chief Examiner: 教授 宮下 和士
Co-Examiners: 教授 揚妻 直樹、准教授 SAUNAVAARA JUHA MIKAEL(北極域研究センター)、准教授 南 憲吏、教授 三谷 曜子(京都大学野生動物研究センター)


Time & Date : 16:15- Nov.1st, Fri.
Venue : D201
Applicant : 伊藤 慶造
Title : 音響手法を用いたアマモ場による生態系サービスの定量的評価に関する研究
(Study on quantitative assessment of ecosystem services by eelgrass beds using acoustic method)

Chief Examiner: 教授 宮下 和士
Co-Examiners: 教授 仲岡 雅裕、准教授 南 憲吏、教授 千葉 晋(東京農業大学 生物産業学部)


Time & Date : 15:00- Nov.12th, Tue.
Venue : D201
Applicant : 曾 瑞琪
Title : Relationships between functional traits and tree establishment after landslide disturbances in cool-temperate forests
(冷温帯林における山腹崩壊後の樹木定着と機能形質との関係)

Chief Examiner: 准教授 小林 真
Co-Examiners: 教授 吉田 俊也、教授 高木 健太郎

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