Prelude; M. Yuma, et al. Part 1: Biography, Bibliography and Interview. The Life and Work of Hiroya Kawanabe: the Priest Ecologist; M. Yuma, E. Harada. Lifetime List of Publications by Hiroya Kawanabe; M. Yuma. An Interview with Hiroya Kawanabe; E. Harada. Part 2: Invited Reviews. Research on Fish Ecology in Japan: A Brief History and Selected Review; K.D. Fausch, S. Nakano. Distribution of the Freshwater Fishes of Japan: An Historical Overview; M. Yuma, et al. New Aspects of Sex Change Among Reef Fishes: Recent Studies in Japan; T. Kuwamura, Y. Nakashima. Part 3: Full Papers and Brief Communications. Evolution of Freshwater Eels of the Genus Anguilla: A Probable Scenario; K. Tsukamoto, J. Aoyama. Genetic Structure and Differentiation of Four Lethenteron Taxa from the Far East, Deduced from Allozyme Analysis; Y. Yamazaki, A. Goto. Osteology of Zacco pachycephalus, sensu Jordan & Evermann (1903), with Special Reference to Its Systematic Position; H. Ashiwa, K. Hosoya. A Study of the Systematics of Cyprinid Fishes by Two-Dimensional Gel Electrophoresis; J.-I. Miyazaki, et al. Fertilization Environment of the Non-Copulating Marine Sculpin; Hemilepidotus gilberti; Y. Hayakawa, H. Munehara. Comparison of Laboratory-Reared Eggs, Embryos and Larvae of Five Labrid Fishes; S. Kimura, et al. Life-History Variations in the Fluvial Sculpin, Cottus nozawae (Cottidae), Along the Course of a Small Mountain Stream; A. Goto. Spawning Ecology of Japanese Surf Smelt, Hypomesus pretiosus japonicus (Osmeridae), in Otsuchi Bay, Northeastern Japan; T. Hirose, K. Kawaguchi. Timing and Sites of Parturition of the Viviparous Scorpionfish, Sebastiscus marmoratus; H. Fujita, M. Kohda. Coexistence of Permanently Territorial Cichlids of the genus Petrochromis through Male-Mating Attack; M. Kohda. Dyadic Relationships in Nesting Males of the Three-Spined Stickleback, Gasterosteus aculeatus; S. Mori. Sex Determination System of the Rosy Bitterling, Rhodeus ocellatus ocellatus; K. Kawamura. Reproductive Success in Female Neolamprologus mondabu (Cichlidae): Influence of Substrate Types; Takemon, K. Kakanishi. Parental Care and Social Organization of the Spiny Eel; Aethiomastacembelus platysoma, in Lake Tanganyika; N. Abe. Daily Spawning and Development of Sensitivity to Gonadotropin and Maturation-Inducing Steroid in the Oocytes of the Bambooleaf Wrasse, Pseudolabrus japonicus; M. Matsuyama, et al. Effects of Sandy Substrate and Light on Hypermelanosis of the Blind Side in Cultured Japanese Flounder Paralichthys olivaceus; N. Iwata, K. Kikuchi. Factors Influencing Otolith Strontium/Calcium Ratios in Anguilla japonica Elvers; Y. Kawakami, et al. Growth of Dark Chub, Zacco temmincki (Cyprinidae), with a Discussion of Sexual Size Differences; O. Katano. Analyses of Growth Processes of Pond Smelt, Hypomesus nipponensis, in Lake Ogawara, Japan, through the use of Daily Otolith Increments; S. Katayama, et al. Starvation of Drifting Goby Larvae Due to Retention of the Free Embryos in Upstream Reaches; A. Moriyama, et al. Feeding of a Benthic Goby in a River Where Nektonic Fishes are Absent; T. Osugi, et al. Competitive Interactions for Foraging Microhabitat among Introduced Brook Charr, Salvelinus fontinalis, and Native Bull Charr, S. confluentus, and Westslope Cutthroat Trout, Oncorhynchus clarki lewisi, in a Montana Stream; S. Nakano, et