1980s

• Kawai, H. & Kurogi, M. 1985. On the life history of Pseudochorda nagaii (Pseudochordaceae fam. nov.) and its transfer from the Chordariales to the Laminariales (Phaeophyta). Phycologia 24: 289-296. DOI: 10.2216/i0031-8884-24-3-289.1 Reference page. 

• Kawai, H. 1989. Life history and systematic position of Heteroralfsia saxicola gen et comb. nov. (Ralfsiaceae, Phaeophyceae). Phycologia 28: 243–251. DOI: 10.2216/i0031-8884-28-2-243.1 Reference page. 

1990s

• Kawai, H. & Nabata, S. 1990. Life history and systematic position of Pseudochorda gracilis sp. nov. (Laminariales, Phaeophyceae). Journal of Phycology 26: 721–727. DOI: 10.1111/j.0022-3646.1990.00721.x Reference page. 
• Kawai, H. 1993. Morphology and life history of Kurogiella saxatilis gen. et sp. nov. (Chordariales, Phaeophyceae). Phycologia 32: 462–467.

• Kawai, H. & Tokuyama, M. 1995. Laminarionema elsbetiae gen. et sp. nov. (Ectocarpales, Phaeophyceae), a new endophyte in Laminaria sporophytes. Phycological Research 43: 185–190. DOI: 10.1111/j.1440-1835.1995.tb00024.x Reference page. 

• Kamiya, M., Tanaka, J., King, R.J., West, J.A., Zuccarello, G.C. & Kawai, H. 1999. Reproductive and genetic distinction between broad and narrow entities of Caloglossa continua (Delesseriaceae, Rhodophyta). Phycologia 38: 356–367, 29 figs, 3 tables. Reference page. 

2000s

• Kamiya, M., West, J.A, Zuccarello, G.C. & Kawai, H. 2000. Caloglossa intermedia sp. nov. (Rhodophyta) from the western Atlantic coast: molecular and morphological analyses with special reference to C. leprieurii and C. monosticha. Journal of Phycology 36: 411–420. Reference page. 

• Kawai, H. & Sasaki, H. 2001. Molecular phylogeny of the brown algal genera Akkesiphycus and Halosiphon (Laminariales), resulting in the circumscription of the new families Akkesiphycaceae and Halosiphonaceae. Phycologia 39: 416–428. Reference page. 
• Kawai, H., Sasaki, H., Maeda, Y. & Arai, S. 2001. Morphology, life history, and molecular phylogeny of Chorda rigida, sp. nov. (Laminariales, Phaeophyceae) from the Sea of Japan and the genetic diversity of Chorda filum. Journal of Phycology 37: 130–142. DOI: 10.1046/j.1529-8817.1999.014012130.x
• Sasaki, H., Flores-Moya, A., Henry, E.C., Müller, D.G. & Kawai, H. 2001. Molecular phylogeny of Phyllariaceae, Halosiphonaceae and Tilopteridales (Phaeophyceae). Phycologia 40: 123–134. DOI: 10.2216/i0031-8884-40-2-123.1
• Kim, S.-H. & Kawai, H. 2002. Taxonomic revision of Chordaria flagelliformis (Chordariales, Phaeophyceae) including novel use of the intragenic spacer region of rDNA for phylogenetic analysis. Phycologia 41: 328–339. DOI: 10.2216/i0031-8884-41-4-328.1

• Kawai, H. & Sasaki, H. 2004. Morphology, life history and molecular phylogeny of Stschapovia flagellaris (Tilopteridales, Phaeophyceae), and the erection of the Stschapoviaceae fam. nov.. Journal of Phycology 40(6): 1156–1169. Reference page. 

• Kawai, H., Sasaki, H., Maeba, S. & Henry, E.C. 2005. Morphology and molecular phylogeny of Phaeostrophion irregulare (Phaeophyceae) with a proposal for Phaeostrophiaceae fam. nov., and a review of Ishigeaceae. Phycologia 44: 169-182. Reference page. 
• Sasaki, H. & Kawai, H. 2007. Taxonomic revision of the genus Chorda (Chordaceae, Laminariales) on the basis of sporophyte anatomy and molecular phylogeny. Phycologia 46: 10–21.

• Lim, P.-E., Sakaguchi, M., Hanyuda, T., Kogame, K., Phang, S.-M. & Kawai, H. 2007. Molecular phylogeny of crustose brown algae (Ralfsiales, Phaeophyceae) inferred from rbcL sequences resulting in the proposal for Neoralfsiaceae fam. nov. Phycologia 46(4): 456–466, 1 fig, 3 tables. DOI: 10.2216/06-90.1 Reference page. 

• Kawai, H., Hanyuda, T., Draisma, S.G.A. & Müller, D.G 2007. Molecular phylogeny of Discosporangium mesarthrocarpum (Phaeophyceae) with a reinstatement of the order Discosporangiales. Journal of Phycology 43: 186–194. Reference page. 

• Ajisaka, T., Kim, S.-H., Uwai, S. & Kawai, H. 2007. Cladosiphon umezakii sp. nov. (Ectocarpales, Phaeophyceae) from Japan. Phycological Research 55(3): 193–202. DOI: 10.1111/j.1440-1835.2007.00462.x Reference page. 

• Kawai, H., Hanyuda, T., Lindeberg, M. & Lindstrom, S.C. 2008. Morphology and molecular phylogeny of Aureophycus aleuticus gen. et sp. nov. (Laminariales, Phaeophyceae) from the Aleutian Islands. Journal of Phycology 44: 1013–1021. Reference page. 

2010s

• Draisma, S.G.A., Prud'homme van Reine, W.F. & Kawai, H. 2010. A revised classification of the Sphacelariales (Phaeophyceae) inferred from a psbC and rbcL based phylogeny. European Journal of Phycology 45(3): 308–326. Reference page. 

• Ni-Ni-Win, Hanyuda, T., Arai, S., Uchimura, M., Prathep, A., Draisma, S.G.A., Soe-Htun & Kawai, H. 2010. Four new species of Padina (Dictyotales, Phaeophyceae) from the western Pacific Ocean, and reinstatement of Padina japonica. Phycologia 49: 136–153. Reference page. 

• Tanaka, A., Uwai, S., Nelson, W. & Kawai, H. 2010. Phaeophysema gen. nov. and Vimineoleathesia gen. nov., new brown algal genera for the minute Japanese members of the genus Leathesia. European Journal of Phycology 45(1): 107–115. Reference page. 

• Ni-Ni-Win, Hanyuda T., Draisma, S.G.A., Furnari, G., Meinesz, A. & Kawai, H. 2011. Padina ditristromatica sp. nov. and Padina pavonicoides sp. nov. (Dictyotales, Phaeophycea), two new species from the Mediterranean Sea based on morphological and molecular markers. European Journal of Phycology 46(4): 327–341. DOI: 10.1080/09670262.2011.614355 Reference page. 

• Ni-Ni-Win, Hanyuda, T., Arai, S., Uchimura, M., Prathep, A., Draisma, S.G.A., Phang, S.M., Abbott, I.A., Millar, A.J.K. & Kawai, H. 2011. A taxonomic study of the genus Padina (Dictyotales, Phaeophyceae) including the description of four new species from Japan, Hawaii, and the Andaman Sea. Journal of Phycology 47(5): 1193–1209. Reference page. 

• Kawai, H., Kogishi, K., Hanyuda, T. & Kitayama, T. 2012. Taxonomic revision of the genus Cutleria proposing a new genus Mutimo to accommodate M. cylindricus (Cutleriaceae, Phaeophyceae). Phycological Research 60: 241–248. DOI: 10.1111/j.1440-1835.2012.00651.x , Corrigendum: DOI: 10.1111/j.1440-1835.2012.00666.x Reference page. 

• Sun, Z., Hanyuda, T., Lim, P.-E., Tanaka. J., Gurgel, C.F.D. & Kawai, H. 2012. Taxonomic revision of the genus Lobophora (Dictyotales, Phaeophyceae) based on morphological evidence and analyses rbcl and cox3 gene sequences. Phycologia 51(5): 500–512. PDF Reference page. 

• Ni-Ni-Win, Hanyuda, T., Draisma, S.G.A., Verheij, E., Prud'homme van Reine, W.F., Lim, P.-E., Phang, S.-M. & Kawai, H. 2012. Morphological and molecular evidence for two new species of Padina (Dictyotales, Phaeophyceae), P. sulcata and P. calcarea, from the central Indo-Pacific region. Phycologia 51(5): 576–585. Reference page. 

• Kawai, H., Hanyuda, T., Ridgway, L.M. & Holser, K. 2013. Ancestral reproductive structure in basal kelp Aureophycus aleuticus. Scientific Reports 3(2491): 1–7. Reference page. 

• Poong, S.-W., Lim, P.-E., Phang, S.-M., Gerung, G.S. & Kawai, H. 2013. Mesospora elongata sp. nov. (Ralfsiales, Phaeophyceae), a new crustose brown algal species from the Indo-Pacific Region. Phycologia 52(1): 74–81. DOI: 10.2216/12-42.1 Reference page. 

• Draisma, S.G.A., Prud'homme van Reine, W.F. & Kawai, H. 2014. A revised classification of the Sphacelariales (Phaeophyceae) inferred from a psbC and rbcL based phylogeny (Corrigendum). European Journal of Phycology 49(4): 576. Reference page. 

• Yang, E.C., Peters, A.F., Kawai, H., Stern, R., Hanyuda, T., Bárbara, I., Müller, D.G., Strittmatter, M., Prud'homme van Reine, W.F. & Küpper, F.C. 2014. [Ligulate Desmarestia (Desmarestiales, Phaeophyceae) revisited: D. japonica sp. nov. and D. dudresnayi differ from D. ligulata] Corrigendum. Journal of Phycology 50(4): 771. DOI: 10.1111/jpy.12148 Reference page. 

• Kawai, H., Hanyuda,T., Yamagishi, T., Kai, A., Lane, C.E., Mc Devit, D., Küpper, F.C. & Saunders, G.W. 2015. Reproductive morphology and DNA sequences of the brown alga Platysiphon verticillatus support the new combination Platysiphon glacialis. Journal of Phycology 51(5): 910–917. Reference page. 

• Kawai, H., Hanyuda, T., Draisma, S.G.A., Wilce, R.T. & Andersen, R.A. 2015. Molecular phylogeny of two unusual brown algae, Phaeostrophion irregulare and Platysiphon glacialis, proposal of the Stschapoviales ord. nov. and Platysiphonaceae fam. nov., and a re-examintion of divergence times for brown algal orders. Journal of Phycology 51(5): 918–928. DOI: 10.1111/jpy.12332 Reference page. 

• Kawai, H. & Henry, E.C. 2016. Phaeophyta. In: Archibald, J.M., Simpson, A.G.B., Slamovits, C. (Eds.). Handbook of the Protists. Springer, pp. 1–38. DOI: 10.1007/978-3-319-32669-6_31-1 Reference page. 

• Kawai, H., Miyoshi, K. & Hanyuda, T. 2016. Taxonomic revision of Papenfussiella species (Chordariaceae, Phaeophyceae) in the Northern Hemisphere. Phycologia 55(3): 308–317. DOI: 10.2216/15-139.1 Reference page. 

• Kawai, H., Hanyuda, T., Kim, S.-H., Ichikawa, Y., Uwai, S. & Peters, A.F. 2016. Cladosiphon takenoensis sp. nov. (Ectocarpales s.l., Phaeophyceae) from Japan. Phycological Research 64: 212–218, 5 figs. DOI: 10.1111/pre.12140 Reference page. 

• Kawai, H., Hanyuda, T., Bolton, J. & Anderson, R. 2016. Molecular phylogeny of Zeacarpa (Ralfsiales, Phaeophyceae) proposing a new family Zeacarpaceae and its transfer to Nemodermatales (Note). Journal of Phycology 52(4): 682–686. Reference page. 

• Suzuki, M., Segawa, T., Mori, H., Akiyoshi, A., Ootsuki, R., Kurihara, A., Sakayama, H., Kitayama, T., Abe, T., Kogame, K., Kawai, H. & Nozaki, H. 2016. Next-generation sequencing of an 88-year-old specimen of the poorly known species Liagora japonica (Nemaliales, Rhodophyta) supports the Recognition of Otohimella gen. nov. PLoS ONE 11(7): 1–17. DOI: 10.1371/journal.pone.0158944 Reference page. 

• Ni-Ni-Win, Hanyuda, T., Kato, A. & Kawai, H. 2018. Two new species of Padina (Dictyotales, Phaeophyceae) from southern Japan, P. ogasawaraensis sp. nov. and P. reniformis sp. nov., based on morphology and molecular markers. Phycologia 57(1): 20–31. Reference page.