| Abundance, diversity, and seasonal population dynamics of aquatic Coleoptera and Heteroptera in rice fields: effects of direct seeding management K Watanabe, S Koji, K Hidaka, K Nakamura Environmental entomology 42 (5), 841-850, 2013 | 30 | 2013 |
| Immature Stages and Reproductive Ecology of Copelatus parallelus Zimmermann, 1920 (Coleoptera, Dytiscidae) 渡部晃平， 林成多， 加藤雅也 Elytra. New series 7 (2), 361-374, 2017 | 17* | 2017 |
| 生息域外保全を見据えたゲンゴロウ類の効率的な飼育方法—ヤシャゲンゴロウを中心として— [Efficient breeding method of diving beetles for ex situ conservation—Focusing on Acilius kishii … 渡部晃平， 須田将崇， 福富宏和 さやばねニューシリーズ= Sayabane NS, 6-12, 2017 | 15* | 2017 |
| A new species of the genus Hydrovatus (Coleoptera, Dytiscidae) from Iriomote Island, Southwestern Japan, with a key to the Japanese species O Biström, K Watanabe Elytra, Tokyo, New Series 7 (1), 5-13, 2017 | 15 | 2017 |
| A new species of the genus Laccophilus (Coleoptera, Dytiscidae) from Japan 渡部晃平， 上手雄貴 Elytra. New series 8 (2), 417-427, 2018 | 14* | 2018 |
| Biology of the small diving beetle Laccophilus yoshitomii Watanabe and Kamite, 2018 (Coleoptera: Dytiscidae) and rearing methods K Watanabe The Coleopterists Bulletin 75 (1), 88-92, 2021 | 12 | 2021 |
| A new species of the genus Laccophilus (Coleoptera: Dytiscidae) from eastern Honshu, Japan, with biological notes K Watanabe, Y Kamite Japanese Journal of Systematic Entomology 26 (2), 294-300, 2020 | 11 | 2020 |
| Reproductive ecology and immature stages of Copelatus masculinus RégimbaRt, 1899 (Coleoptera, Dytiscidae) K Watanabe, M Hayashi Elytra, Tokyo, New Series 9 (2), 269–278, 2019 | 11 | 2019 |
| Ecological notes on Laccophilus nakajimai Kamite, Hikida et Satô, 2005 (Coleoptera, Dytiscidae) K Watanabe Elytra, Tokyo, New Series 9 (2), 279–283, 2019 | 11 | 2019 |
| “Ex situ preservation” The last resort to avoid extinction T Kitano, K Watanabe The Nature & Insects 51 (7), 24-27, 2016 | 11* | 2016 |
| Larval rearing methods for two endangered species of diving beetle, Cybister chinensis Motschulsky, 1854 and Cybister lewisianus Sharp, 1873 (Coleoptera: Dytiscidae), using … K Watanabe, T Inoda, M Suda, W Yoshida The Coleopterists Bulletin 75 (2), 440-444, 2021 | 10 | 2021 |
| 愛媛県レッドデータブック 2014―愛媛県の絶滅のおそれのある野生生物―. 愛媛県県民環境部環境局自然保護課, 松山 愛媛県 623pp, 2014 | 10* | 2014 |
| A distributional review of the genus Hydrovatus (Coleoptera: Dytiscidae) from the Ryukyus, Southwestern Japan Kohei Watanabe, Olof Biström, Noriaki Inahata Japanese Journal of Systematic Entomology 26 (1), 111-118, 2020 | 9 | 2020 |
| 愛媛県南西部の水田における明渠と本田間の水生昆虫 (コウチュウ目・カメムシ目) の分布 渡部晃平 保全生態学研究 21 (2), 227-235, 2016 | 9* | 2016 |
| Biological notes on immature stages of Laccophilus vagelineatus Zimmermann, 1922 (Coleoptera, Dytiscidae) K Watanabe Elytra. New series 10 (2), 359-363, 2020 | 8 | 2020 |
| First record of Coelostoma bhutanicum Jayaswal, 1972 (Coleoptera: Hydrophilidae) from Japan Kohei Watanabe, Yusuke N. Minoshima Japanese Journal of Systematic Entomology 26 (1), 151-152, 2020 | 8 | 2020 |
| List of species of Heteroptera (Insecta: Hemiptera) in Matsuyama City, Ehime Prefecture, Shikoku, Japan (2nd version) S Yano, Y Kikuhara, L Takechi, K Watanabe Checklist of the wild animals, fungi, and plants of Matsuyama City, 81-100, 2012 | 8* | 2012 |
| 愛媛県のカメムシ 2・水生半翅類 Heteroptera of Ehime Prefecture, Shikoku, Japan (Insecta, aquatic Hemiptera) II 渡部晃平， 武智礼央， 矢野真志 面河山岳博物館研究報告,(6) 122, 2014 | 7 | 2014 |
| Biological notes on immature stages of Laccophilus kobensis Sharp, 1873 (Coleoptera: Dytiscidae) K Watanabe The Coleopterists Bulletin 75 (4), 758-760, 2021 | 6 | 2021 |
| Records and current state of distribution of Laccoptera nepalensis Boheman, 1855 (Coleoptera, Chrysomelidae, Cassidinae) in Japan H Shigetoh, H Suenaga, M Minami, K Watanabe Bulletin of the Hoshizaki Green Foundation 23, 227–243, 2020 | 6* | 2020 |
M HAYASHIHoshizaki Green FoundationVerified email at tx.miracle.ne.jp
