Kai Moriguchi
Academic Assembly School of Science and Technology Institute of Agriculture
Faculty of Agriculture Department of Agricultural and Life Sciences Division of Forest and Environmental Symbosis Sciences
Associate Professor
Researcher Information
Research Keyword
- Forest resource management
Web site
Career
- 2024 - Present
Shinshu University, Faculty of Agriculture Department of Agricultural and Life Sciences, Associate Professor - 2019 - 2024
Kochi University, Faculty of Agriculture and Marine Sciences, Lecturer - 2018 - 2019
Kyoto University, 地球環境学堂, JSPS Research Fellow (PD) - 2017 - 2018
Shizuoka University, Faculty of Agriculture, 特任助教 - 2015 - 2017
Shinshu University, 総合工学系研究科, JSPS Research Fellow (DC2) - 2013 - 2014
東京大学秩父演習林, 任期付技術職員 - 2012 - 2013
株式会社飯森林業 - 2011 - 2012
Nagano Prefectural Forestry Research Center, 木材部, 非常勤研究員
Educational Background
- 2014 - 2017, Shinshu University, Interdisciplinary Graduate School of Science and Technology, Department of Mountain and Environmental Science
- 2009 - 2011, Shinshu University, Graduate School, Division of Agriculture, Department of Forest Science
- 2005 - 2009, Shinshu University, Faculty of Agriculture, Forest Science
- 2002 - 2005, 埼玉県立春日部高等学校
Research activity information
Paper
- Towards the globally sustainable use of forestlands and wood resources: Estimating fair timber price deriving supply curves in a proven stable state
Kai Moriguchi
Resources, Conservation and Recycling, 199, 107285-107285, Dec. 2023, Refereed
Lead, Last, Corresponding
- Estimation of fractal dimension of trees using LiDAR point data with sequential data decimation
Kai Moriguchi
Remote Sensing of Environment, 295, 113722-113722, Sep. 2023, Refereed
Lead, Last, Corresponding - Direct costs of final cuttings in two Japanese cypress shelterwood stands
Dai Otsuka; Mikiko Matsui; Kai Moriguchi; Tatsuhito Ueki; Masahiko Nakazawa; Seishiro Taki; Masashi Saito
Journal of The Japan Forest Engineering Society, 38(2), 107-114, May 2023, Refereed
Lead - Towards sustainable and accountable subsidy design: Identifying effective subsidisation systems for forest stands
Kai Moriguchi
Journal of Cleaner Production, 414, 137539-137539, May 2023, Refereed
Lead, Last, Corresponding - Modeling Tree Stem Volume of a Given Processible Diameter Class of Quercus phillyraeoides in Muroto Region, Kochi Prefecture
Kenta Tabuchi; Takeshi Kudo; Kai Moriguchi
Journal of the Japanese Forest Society, 105(4), 123-128, Apr. 2023, Refereed
Last, Corresponding - Accessibility of logging trucks on public road networks in a mountainous area.
Suzuki Yasushi; Yoshimura Tetsuhiko; Hasegawa Hisashi; Aruga Kazuhiro; Saito Masashi; Moriguchi Kai; Shirasawa Hiroaki
Journal of The Japan Forest Engineering Society, 38(2), 115-122, Apr. 2023, Refereed
Lead - Estimating divergent forest carbon stocks and sinks via a knife set approach
Shitephen Wang; Satoru Takanashi; Chiung-Pin Liu; Dian-Rong Li; San-Wen Chen; Yu-Ting Cheng; Kai Moriguchi; Masako Dannoura
Journal of Environmental Management, 330, 117114-117114, Mar. 2023, Refereed
Lead - Accelerating forest stand selection for subsidization using neural networks
Kai Moriguchi; Hiroaki Shirasawa; Kazuhiro Aruga
Computers and Electronics in Agriculture, 205, 107595-107595, Feb. 2023, Refereed
Lead, Corresponding - Effects of the Change of Harvesting Profit Induced by the Increase of Wood Use for Biomass Fuels on the Annual Supply and Minimal Expense for Subsidy
Kai Moriguchi; Hiroaki Shirasawa
Journal of the Japanese Forest Society, 103(6), 435-442, Dec. 2021, Refereed, Not invited
Lead, Corresponding - Estimating the Availability of Unused Materials for Woody Biomass Power Generation Using the Forest GIS
Matsuoka Yusuke; Hayashi Uichi; Aruga Kazuhiro; Shirasawa Hiroaki; Toyama Keisuke; Moriguchi Kai
Journal of the Japanese Forest Society, 103(6), 416-423, Dec. 2021, Refereed
Last - Developing reliable and fast simulated annealing for stand-level forest harvesting schedule with virtual dimensionality reduction
Kai Moriguchi
Computers and Electronics in Agriculture, 191, 106494-106494, Dec. 2021, Refereed
Lead, Last, Corresponding - Identifying optimal forest stand selection under subsidization using stand-level optimal harvesting schedules
Kai Moriguchi
Land Use Policy, 108, 105674-105674, Sep. 2021, Refereed
Lead, Last, Corresponding - Damage of Ubame Oak, Quercus phillyraeoides by Oak Ambrosia Beetles, Platypus quercivorus in Muroto City, Kochi Prefecture
Kohsuke Ikezoe; Kai Moriguchi
Journal of the Japanese Forest Society, 103(4), 273-278, Aug. 2021, Refereed, Not invited
Last, Corresponding - Spatial relationship between damaged understory and felled trees during the final cutting in a shelterwood forest
Dai Otsuka; Kai Moriguchi; Tetsuoh Shirota; Tatsuhito Ueki; Masashi Saito
International Journal of Forest Engineering, 32(3), 1-7, Jul. 2021, Refereed
Lead - Acceleration and enhancement of reliability of simulated annealing for optimizing thinning schedule of a forest stand
Kai Moriguchi
Computers and Electronics in Agriculture, 177, 105691-105691, Oct. 2020, Refereed, Not invited
Lead, Last, Corresponding - Estimating polymorphic growth curve sets with nonchronological data
Kai Moriguchi
Ecology and Evolution, 2020, 9100-9114, Jul. 2020, Refereed, Not invited
Lead, Last, Corresponding - Establishing optimal forest harvesting regulation with continuous approximation
Kai Moriguchi; Tatsuhito Ueki; Masashi Saito
Operations Research Perspectives, 7, 100158-13pp, 2020, Refereed, Not invited
Lead, Corresponding - Characteristics of sediment supply and initiation condition of debris flow at Osawa landslide in Mt.Fuji
OKAMOTO Norio; IMAIZUMI Fumitoshi; OHSAKA Okihiro; MORIGUCHI Kai; TSUCHIYA Satoshi; SUGIMOTO Hiroyuki; SUZUKI Satoshi; SATO Shinichi; KASHIWABARA Yoshiaki; NISHIMURA Naoki
Chubu forestry research, 67, 101-104, May 2019, Refereed, Not invited
Lead - 富士山大沢崩れにおける土石流発生・流下状況
岡本憲男; 守口海; 今泉文寿; 逢坂興宏; 土屋智
中部森林研究, (66), 133‐134, May 2018, Refereed, Not invited
Lead - An approach for deriving growth equations for quantities exhibiting cumulative growth based on stochastic interpretation
Kai Moriguchi
Physica A: Statistical Mechanics and its Applications, 490, 1150-1163, Jan. 2018, Refereed, Not invited
Lead, Last, Corresponding
- Identification of effective implementations of simulated annealing for optimizing thinning schedules for single forest stands
Kai Moriguchi; Tatsuhito Ueki; Masashi Saito
European Journal of Operational Research, 262(3), 1094-1108, Nov. 2017, Refereed, Not invited
Lead, Corresponding - Responses of spacing indices for relative yield based on the reciprocal competition-density effect
Kai Moriguchi; Tatsuhito Ueki; Masashi Saito
Forest Science, 63(5), 485-495, Oct. 2017, Refereed, Not invited
Lead, Corresponding - Determining subsidised forest stands to satisfy required annual wood yield with minimum governmental expense
Kai Moriguchi; Tatsuhito Ueki; Masashi Saito
Land Use Policy, 67, 573-583, Sep. 2017, Refereed, Not invited
Lead, Corresponding - 車両系作業システムによる漸伐作業における終伐時の労働生産性―長野県におけるヒノキ林の事例―
大塚大; 斎藤仁志; 守口海; 植木達人
森林利用学会誌, 31(2), 79‐83-83, Apr. 2016, Refereed, Not invited
Lead - 造林・育林費用の許容上限の簡易な計算方法
守口海; 植木達人; 大塚大; 斎藤仁志
日本森林学会誌, 98(1), 31-38, Feb. 2016, Refereed, Not invited
Lead, Corresponding - 製材JASの目視等級を基にした節評価モデルのパラメータの最適化
守口海; 柴田直明; 今井信; 山内仁人; 吉田孝久
木材学会誌, 62(4), 133-145, 2016, Refereed, Not invited
Lead, Corresponding - 原木等の材質選別技術の開発
田畑衛; 柴田直明; 吉野安里; 山内仁人; 今井信; 守口海
長野県林業総合センター研究報告, (29), 115-122, Feb. 2015, Not invited
Last - An Evaluation of the Use of Simulated Annealing to Optimize Thinning Rates for Single Even-Aged Stands
Kai Moriguchi; Tatsuhito Ueki; Masashi Saito
International Journal of Forestry Research, 2015, 1-15, 2015, Refereed, Not invited
Lead, Corresponding - 安全・安心な乾燥材生産技術の開発(III)―カラマツ推奨・非推奨乾燥材の強度特性(2)曲げ強度性能―
今井信; 柴田直明; 吉田孝久; 山内仁人; 守口海
長野県林業総合センター研究報告, (28), 63-69, Jan. 2014, Not invited
Last - 安全・安心な乾燥材生産技術の開発(III)―カラマツ推奨・非推奨乾燥材の強度特性(1)試験体の調製―
柴田直明; 吉田孝久; 今井信; 山内仁人; 守口海
長野県林業総合センター研究報告, (28), 57-62, Jan. 2014, Not invited
Last - 現行等級区分法の改良による木材強度の予測精度の向上可能性―許容節径比に相当するパラメータの最適化―
守口海; 今井信; 柴田直明; 吉田孝久; 山内仁人
長野県林業総合センター研究報告, (28), 71-79, Jan. 2014, Not invited
Lead - Brooding habits of the jungle nightjar and relocation movements of the chicks
Michio Saiki; Ryusei Haraguchi; Kota Kimura; Kai Moriguchi; Michihiro Takano
Journal of the Yamashina Institute for Ornithology, 45(2), 98-101, 2014, Refereed, Not invited
Lead - Comparison of Solutions of Three Operations Research Methods for Forest Stand Management.
守口海
日本森林学会誌, 95(4), 199-205, Aug. 2013, Refereed, Not invited
Lead, Last, Corresponding - Trends in evaluation of wooden log properties from the point of view of the sawmill industry in the Nagano Prefecture.
守口海; 植木達人; 井上裕
森林計画学会誌, 47(1), 1-7, Jun. 2013, Refereed, Not invited
Lead, Corresponding - 伐採作業時における簡易な伐採率管理方法の提案と評価
守口海
中部森林研究, (61), 133-136, May 2013, Refereed, Not invited
Lead, Last, Corresponding - 長野県原木市場における材質と木材価格の関係
守口海; 植木達人; 井上裕
中部森林研究, (60), 51-56, Mar. 2012, Refereed, Not invited
Lead, Corresponding - A Method for Estimating a self-thining Parameter of a Gompertz Function.
守口海; 植木達人; 井上裕
日本森林学会誌, 93(3), 113-122, Jun. 2011, Refereed, Not invited
Lead, Corresponding - 汎用数理計画ソフトによる最適間伐戦略の探索可能性
守口海; 植木達人; 井上裕
中部森林研究, (59), 115-118, Mar. 2011, Refereed, Not invited
Lead, Corresponding - 白石の平均直径成長モデルの数理計画への適用可能性―自己間引き効果を含む成長関数の導出とパラメータの推定―
守口海; 植木達人; 井上裕
中部森林研究, (59), 119-122, Mar. 2011, Refereed, Not invited
Lead, Corresponding - デジタルカメラによる傾きを考慮した座標計測システム―年輪読み取りへの応用と精度の検討―
守口海; 植木達人; 井上裕
中部森林研究, (59), 81-86, Mar. 2011, Refereed, Not invited
Lead, Corresponding - 浅間山カラマツ植物群落保護林における下層針葉樹傾斜・倒木被害の事例分析
西廣雄仁; 植木達人; 井上裕; 中島耕平; 小林元; 安江恒; 小野裕; 木下渉; 守口海; 岡田充弘
中部森林研究, (59), 71-74, Mar. 2011, Refereed, Not invited
Lead - 長野県金沢山国有林におけるヒノキの稚樹更新状況―漸伐作業における後伐段階の林分として―
守口海; 植木達人; 井上裕
中部森林研究, (58), 145-148, Mar. 2010, Refereed, Not invited
Lead, Corresponding - カラマツにおける木取りや製材を考慮した施業体系の試案―構造材生産を目標とする場合の密度と伐期―
守口海; 植木達人; 井上裕; 久保田真未
中部森林研究, (57), 155-158, Mar. 2009, Refereed, Not invited
Lead, Corresponding - 生産目標を考慮したカラマツ林施業に関する研究―構造材・造作材用途へ向けて―
久保田真未; 植木達人; 井上裕; 守口海
中部森林研究, (57), 143-146, Mar. 2009, Refereed, Not invited
Last
MISC
- Structure and biomass of three Mongolian forests with different mixing ratios of Larix sibirica and Betula platyphylla
Shirota Tetsuoh; Moriguchi Kai; Yasue Koh; Matsuura Yojiro; Gerelbaatar Sukhbaatar; Baatarbileg Nachin
The Japanese Forest Society Congress, 134, 310, 30 May 2023
Lead - Preference and purchanse promotion effect of naruko at Kochi Yosakoi Festival
tamura naoya; Moriguchi Kai
The Japanese Forest Society Congress, 134, 241, 30 May 2023
Lead - Relationship between Feeding Damage by Sika Deer (Cervus nippon) and the Growth of Ubame Oak in Kochi Prefecture, Japan
Hashi Masato; Moriguchi Kai
The Japanese Forest Society Congress, 134, 581, 30 May 2023
Lead - Cost efficiency and unused woody biomass potential from small-scale logging operation of broad-leaved stands
Suzuki Yasushi; Yoshimura Tetsukiko; Morita Daisuke; Moriguchi Kai; Hayata Yoshifumi; Urabe Mitsuharu; Imayasu Kiyomitsu
The Japanese Forest Society Congress, 132, 220, 24 May 2021
Lead - 地利条件を考慮した最適造林補助配分による木材生産林のゾーニング
守口海; 白澤紘明
日本森林学会大会学術講演集, 131st, 2020
Lead - Development of a software for collecting numerous plant data with coordinates
守口海
日本生態学会大会講演要旨(Web), 67th, 2020
Lead - 小型機械による広葉樹択伐伐出の試験作業
鈴木保志; 吉村哲彦; 森田大輔; 守口海; 早田佳史; 浦部光治; 今安清光
森林利用学会学術研究発表会講演要旨集, 27th (CD-ROM), 2020
Lead - Report on the fourth seminar of "Availability estimation and harvesting system of unused woody materials"
Aruga, Kazuhiro; Konoshima, Masashi; Kanomata, Hidesato; Toyama, Keisuke; Moriguchi, Kai
Journal of The Japan Forest Engineering Society, 35(2), 109 - 112, 2020, Not invited
Lead - Sensitivity analysis on target normal forest of harvest planning on optimal silviculture subsidization policy
Moriguchi Kai
The Japanese Forest Society Congress, 130, 483, 27 May 2019
Lead - P-04 Profitability indicator of forestry involving disaster risks that make forest owners fail to harvest logs
守口海
バイオマス科学会議発表論文集(Web), 14, 2019
Lead - 上限密度林分における個体サイズおよび占有面積の分布
守口海; 大澤晃; 倉地奈保子
日本生態学会大会講演要旨(Web), 66th, 2019
Lead - Selection of forests for wood production through minimizing annual subsidy for regeneration
Moriguchi Kai; Saito Masashi; Shirasawa Hiroaki; Aruga Kazuhiro
The Japanese Forest Society Congress, 129, 806, 28 May 2018
Lead - P-04 Profitability indicator of forestry involving disaster risks that make forest owners fail to harvest logs
守口 海
Proceedings of the Conference on Biomass Science, 14, 55 - 56, 2018
Lead - Effect of cutting intensity on the regeneration in a shelter wood cutting stand of Chamaecyparis obtusa plantation
Higo Mutsuki; Moriguchi Kai; Saito Hitoshi; Ueki Tatsuhito
The Japanese Forest Society Congress, 128, 566, 2017
Lead - Thinning schedule optimization using simulated annealing: Adjustment of SA parameters
Moriguchi Kai; Ueki Tatsuhito; Saito Masashi
The Japanese Forest Society Congress, 128, 487, 2017
Lead - Seedling height growth and competition with weed plants of natural regenerated Larix kaempferi
Matsunaga Hiroki; Saito Masashi; Otsuka Dai; Moriguchi Kai; Shirota Tetsuou; Ueki Tatsuhito; Oya Shinjiro
The Japanese Forest Society Congress, 128th, 255, 2017
Lead - P-59 Effects of firewood production on the timber supply of large sawmills
SAITO Masashi; SHIRASAWA Hiroaki; OTSUKA Dai; MORIGUCHI Kai; UEKI Tatsuhito
Proceedings of the Conference on Biomass Science, 11, 167 - 168, 2016
Lead - Examination of methods for reducing damage to understory in final removal cutting at shelterwood stands
Otsuka Dai; Saito Masashi; Moriguchi Kai; Ueki Tatsuhito
The Japanese Forest Society Congress, 127, 220, 2016
Lead - Thinning rates optimization using simulated annealing: Control methods of thinning rates and the searching performance
Moriguchi Kai; Ueki Tatsuhito; Saito Masashi
The Japanese Forest Society Congress, 127, 437, 2016
Lead - カラマツ天然更新林分の構造が搬出間伐に及ぼす影響
松永宙樹; 斎藤仁志; 大塚大; 守口海; 大矢信次郎; 植木達人
日本森林学会大会学術講演集, 127th, 2016
Lead - Examination of Pinus densiflora Hauling possibility volume of using a high-performance forestry machine
Saito Masashi; Chishiro Sonoka; Moriguchi Kai; Shirasawa Hiroaki; Inoue Hiroshi; Ueki Tatsuhito
The Japanese Forest Society Congress, 126, 241, 2015
Lead - Simple judging method for sustainability of forest management basis of optimum rotation
Moriguchi Kai; Ueki Tatsuhito; Saito Masashi
The Japanese Forest Society Congress, 126, 459, 2015
Lead - 安全・安心な乾燥材生産技術の開発(3)
今井 信; 柴田 直明; 吉田 孝久; 山内 仁人; 守口 海
長野県林業総合センター研究報告, (28), 63 - 69, Jan. 2014
Lead - 安全・安心な乾燥材生産技術の開発(3)
柴田 直明; 吉田 孝久; 今井 信; 山内 仁人; 守口 海
長野県林業総合センター研究報告, (28), 57 - 62, Jan. 2014
Lead - The meaning of Soil Expectation Value for finite term forest planning
Moriguchi Kai
The Japanese Forest Society Congress, 125, 44, 2014
Lead - Optimization for cutting schedule with Monte-Carlo search
Moriguchi Kai
The Japanese Forest Society Congress, 124, 645, 2013
Lead - スギ材の葉枯らし効果(4)―葉枯らし処理した中温乾燥材の材質―
山内仁人; 吉田孝久; 守口海
長野県林業総合センター業務報告, 2011, 108 - 109, Jun. 2012, Not invited
http://jglobal.jst.go.jp/public/201202201754600139
Lead - 安全・安心な乾燥材生産技術の開発(2)―カラマツ心持ち正角の推奨・非推奨乾燥スケジュールと強度性能―
柴田直明; 吉田孝久; 今井信; 守口海
長野県林業総合センター業務報告, 2011, 100 - 101, Jun. 2012, Not invited
http://jglobal.jst.go.jp/public/201202221462065721
Lead - スギ材の葉枯らし効果(3)―葉枯らし処理した高温セット乾燥材の材質―
山内仁人; 守口海; 吉田孝久
長野県林業総合センター業務報告, 2011, 106 - 107, Jun. 2012, Not invited
http://jglobal.jst.go.jp/public/201202268581847289
Lead - 原木等の材質選別技術の開発
柴田直明; 今井信; 守口海
長野県林業総合センター業務報告, 2011, 96 - 97, Jun. 2012, Not invited
http://jglobal.jst.go.jp/public/201202275562048282
Lead - 安全・安心な乾燥材生産技術の開発(3)―カラマツ高温乾燥材の曲げ強度性能改善に向けた更なる検討―
柴田直明; 吉田孝久; 今井信; 守口海
長野県林業総合センター業務報告, 2011, 102 - 103, Jun. 2012, Not invited
http://jglobal.jst.go.jp/public/201202280747762643
Lead - 各地域材の強度特性等の把握(2)―木曽地域産カラマツ柱材の曲げ強度性能および乾燥特性―
守口海; 吉田孝久
長野県林業総合センター業務報告, 2011, 90 - 91, Jun. 2012, Not invited
http://jglobal.jst.go.jp/public/201202285799502480
Lead - カラマツ横架材の乾燥スケジュールと曲げ強さ―乾燥スケジュールの違いによる仕上り含水率と曲げ強さ―
今井信; 吉田孝久; 山内仁人; 守口海
長野県林業総合センター業務報告, 2011, 104 - 105, Jun. 2012, Not invited
http://jglobal.jst.go.jp/public/201202290862898430
Lead - Present cost efficiency of Pruning in Forest management: Examination with Log price in Nagano Prefecture
Moriguchi Kai; Ueki Tatsuhito; Inoue Hiroshi
The Japanese Forest Society Congress, 123, Pb107 - Pb107, 2011
Lead - A simple system to measure growth-rings using general software
Moriguchi Kai
The Japanese Forest Society Congress, 121, 404 - 404, 2010
Lead
Affiliated academic society
Research Themes
- 森林の炭素固定効果を増進する森林・林業政策およびその統合的計画立案手法
科学研究費助成事業, 日本学術振興会, 基盤研究(B)
高知大学
01 Apr. 2024 - 31 Mar. 2028 - 日本全国の長期的な森林バイオマス利用可能量算定モデルの構築と環境影響評価
Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Grant-in-Aid for Scientific Research (B)
Utsunomiya University
01 Apr. 2022 - 31 Mar. 2025 - The process of changes in larch forest growing in the southern distribution limits of permafrost of Eurasia according to climate change
Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
Shinshu University
07 Oct. 2021 - 31 Mar. 2026 - Where are the actual bottlenecks of forest road network construction required to establish the next generation of sustainable decentralized society?
Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Grant-in-Aid for Scientific Research (B)
Kochi University
01 Apr. 2021 - 31 Mar. 2025 - Reliable and fast identification method for stand-level optimal harvesting schedule
Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Grant-in-Aid for Early-Career Scientists
Kochi University
01 Apr. 2019 - 31 Mar. 2023 - ミクロなモデルを基盤とした林分成長モデルの構成ならびに自己間引き則の解明
科学研究費助成事業, 日本学術振興会, 特別研究員奨励費
京都大学
25 Apr. 2018 - 31 Mar. 2021 - 高い信頼性を有する最適伐採戦略の探索手法の開発
科学研究費助成事業, 日本学術振興会, 特別研究員奨励費
信州大学
24 Apr. 2015 - 31 Mar. 2017 - Development of a model to estimate the long-term availability of forest biomass resources and energy balance analyses
Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Grant-in-Aid for Scientific Research (B)
Utsunomiya University
01 Apr. 2015 - 31 Mar. 2018 - 成長関数を基盤とした理論幹曲線式の現実林木への適合性評価
科学研究費助成金, 長野県科学振興会
Apr. 2014 - Mar. 2015
