2011

• Nishikawa, K., Jiang, J.-P., Matsui, M. & Mo, Y.-M. 2011. Unmasking Pachytriton labiatus (Amphibia: Urodela: Salamandridae), with description of a new species of Pachytriton from Guangxi, China. Zoological Science 28(6): 453–461. DOI: 10.2108/zsj.28.453 Reference page. 

2012

• Nishikawa, K., Matsui, M. & Jiang, J.-P. 2012. A new species of Pachytriton from China (Amphibia: Urodela: Salamandridae). Current Herpetology 31(1): 21–27. DOI: 10.5358/hsj.31.21 Reference page. 

2014

• Matsui, M. & Nishikawa, K. 2014. Description of a new species of Limnonectes from Sarawak, Malaysian Borneo (Dicroglossidae, Anura). Current Herpetology 33(2): 135–147. DOI: 10.5358/hsj.33.135 Reference page. 

2015

• Nakano, T., Dujsebayeva, T. & Nishikawa, K. 2015. First record of Limnatis paluda (Hirudinida, Arhynchobdellida, Praobdellidae) from Kazakhstan, with comments on genetic diversity of Limnatis leeches. Biodiversity Data Journal 3: e5004. DOI: 10.3897/BDJ.3.e5004 . Reference page. 

2017

• Kurita, T., Nishikawa, K., Matsui, M. & Hikida, T. 2017. A new species of Rock Gecko genus Cnemaspis (Squamata: Gekkonidae) from Western Sarawak, Malaysia. Zootaxa 4258(5): 525–538. DOI: 10.11646/zootaxa.4258.5.2 . Reference page. 

• Matsui, M., Eto, K., Nishikawa, K., Hamidy, A., Belabut, D., Ahmad, N., Panha, S., Khonsue, W. & Grismer, L.L. 2017. Mitochondrial phylogeny of Leptolalax From Malay Peninsula and Leptobrachella (Anura, Megophryidae). Current Herpetology 36(1): 11–21. DOI: 10.5358/hsj.36.11 Reference page. 

• Matsui, M., Nishikawa, K., Eto, K. & Hossman, M.Y.B. 2017. A new species of Pelophryne from western Sarawak, Malaysian Borneo (Anura, Bufonidae). Zoological Science 34(4): 345–350. DOI: 10.2108/zs170008 Reference page. 

• Matsui, M., Eto, K., Belabut, D.M. & Nishikawa, K. 2017. A new Kalophrynus (Amphibia, Anura, Microhylidae) from Peninsular Malaysia. Current Herpetology 36(2): 75–86. DOI: 10.5358/hsj.36.75 Reference page. 

• Matsui, M., Misawa, Y., Nishikawa, K. & Shimada, T. 2017. A new species of lentic breeding salamander (Amphibia, Caudata) from central Japan. Current Herpetology 36(2): 116–126. DOI: 10.5358/hsj.36.116 Reference page. 

• Matsui, M., Nishikawa, K. & Tominaga, A. 2017. Taxonomic relationships of Hynobius stejnegeri and H. yatsui, with description of the Amber-Colored Salamander from Kyushu, Japan (Amphibia: Caudata). Zoological Science 34(6): 538–545. DOI: 10.2108/zs170038 Reference page.