| # | Title | Journal | Year | Citations |
|---|
| 1 | Fighting and mating behaviors of dimorphic males in the ant | Journal of Ethology | 1987 | 100 |
| 2 | A cDNA from grapevine (Vitis vinifera L.), which shows homology to AGAMOUS and SHATTERPROOF, is not only expressed in flowers but also throughout berry development | Plant Molecular Biology | 2001 | 86 |
| 3 | Participation of oviducal pars recta secretions in inducing the acrosome reaction and release of vitelline coat lysin in fertilizing toad sperm | Developmental Biology | 1982 | 71 |
| 4 | Male competition in Cardiocondyla ants | Behavioral Ecology and Sociobiology | 1998 | 70 |
| 5 | Production of females by parthenogenesis in the ant,Cerapachys biroi | Insectes Sociaux | 1995 | 69 |
| 6 | Acrosome reaction in sperm of the toad, bufo bufo japonicus | Gamete Research | 1982 | 64 |
| 7 | Secondary polygyny by inbred wingless sexuals in the dolichoderine ant Technomyrmex albipes | Behavioral Ecology and Sociobiology | 1991 | 64 |
| 8 | Annual reproductive cycle of black rockfish Sebastes schlegeli in captivity | Fisheries Science | 2003 | 64 |
| 9 | Roles of O-acetyl-l-homoserine sulfhydrylases in microorganisms | Biochimie | 1989 | 53 |
| 10 | Cloning and bacterial expression of the CYS3 gene encoding cystathionine gamma-lyase of Saccharomyces cerevisiae and the physicochemical and enzymatic properties of the protein | Journal of Bacteriology | 1993 | 52 |
| 11 | Rose MADS-box genes ‘MASAKO C1 and D1’ homologous to class C floral identity genes | Plant Science | 2000 | 51 |
| 12 | Disjunct distribution of chloroplast DNA haplotypes in the understory perennial Veratrum album ssp. oxysepalum (Melanthiaceae) in Japan as a result of ancient introgression | New Phytologist | 2010 | 47 |
| 13 | Evolution of male morphology in the ant genus Cardiocondyla | Molecular Phylogenetics and Evolution | 2005 | 42 |
| 14 | Fine structure of oviducal epithelium ofXenopus laevis in relation to its role in secreting egg envelopes | Journal of Morphology | 1985 | 39 |
| 15 | Cathepsin D Activity in the Vitellogenesis of Xenopus laevis. (Xenopus/oocyte/vitellogenin cleavage/cathepsin D/immunohistochemisty) | Development Growth and Differentiation | 1994 | 39 |
| 16 | Dimorphic ergatoid males and their reproductive behavior in the ponerine antHypoponera bondroiti | Insectes Sociaux | 1996 | 37 |
| 17 | Environmental regulation of annual reproductive cycle in the mosquitofish,Gambusia affinis | Insectes Sociaux | 2000 | 37 |
| 18 | Oviducal pars recta-induced degradation of vitelline coat proteins in relation to acquisition of fertilizability of toad eggs | Gamete Research | 1986 | 36 |
| 19 | Pheromonal manipulation of workers by a fighting male to kill his rival males in the ant cardiocondyla wroughtonii | Die Naturwissenschaften | 1992 | 36 |
| 20 | Ectopic expression of the rose AGAMOUS-like MADS-box genes ‘MASAKO C1 and D1’ causes similar homeotic transformation of sepal and petal in Arabidopsis and sepal in Torenia | Plant Science | 2004 | 36 |
| 21 | Comparative study on ovarian structures in scorpaenids: possible evolutional process of reproductive mode | Ichthyological Research | 2007 | 35 |
| 22 | Sperm storage and motility in the ovary of the marine sculpinAlcichthys alcicornis (Teleostei: Scorpaeniformes), with internal gametic association | The Journal of Experimental Zoology | 2002 | 34 |
| 23 | Colony level sex allocation in a polygynous and polydomous ant | Behavioral Ecology and Sociobiology | 1994 | 33 |
| 24 | Dynamics of oocyte and embryonic development during ovarian cycle of the viviparous mosquitofish Gambusia affinis | Fisheries Science | 2000 | 30 |
| 25 | Queen-Queen Competition by Precocious Male Production in Multiqueen Ant Colonies | Current Biology | 2006 | 30 |
| 26 | Identification of rose cultivars and clonal plants by random amplified polymorphic DNA | Scientia Horticulturae | 1996 | 29 |
| 27 | Changes in the chorion and sperm entry into the micropyle during fertilization in the teleostean fish, Oryzias latipes | Development Growth and Differentiation | 1997 | 29 |
| 28 | Sex Differentiation and Pubertal Development of Gonads in the Viviparous Mosquitofish, Gambusia affinis | Zoological Science | 2003 | 29 |
| 29 | Specific arbuscular mycorrhizal fungi associated with non-photosynthetic Petrosavia sakuraii (Petrosaviaceae) | Mycorrhiza | 2011 | 29 |
| 30 | Spermatogenesis of diploid males in the formicine ant, Lasius sakagamii | Insectes Sociaux | 2001 | 28 |
| 31 | Assessment of Fertility and Reproductive Toxicity in Adult Female Mice after Long-Term Exposure to Pueraria mirifica Herb | Journal of Reproduction and Development | 2007 | 26 |
| 32 | Sociobiological studies of the polygynic antLasius sakagamii | Insectes Sociaux | 1981 | 25 |
| 33 | Pollination biology of the saprophytic speciesPetrosavia sakuraii (Makino) van Steenis in Central Japan | Journal of Plant Research | 1993 | 24 |
| 34 | The effect of geographic range and dichogamy on genetic variability and population genetic structure in Tricyrtis section Flavae (Liliaceae) | American Journal of Botany | 1999 | 24 |
| 35 | Rose MADS-box genes ‘MASAKO BP and B3’ homologous to class B floral identity genes | Plant Science | 2001 | 24 |
| 36 | A new type of male dimorphism with ergatoid and short-winged males in Cardiocondyla cf. kagutsuchi | Insectes Sociaux | 2005 | 24 |
| 37 | The caste system of the dolichoderine antTechnomyrmex albipes (Hymenoptera: Formicidae): morphological description of queens, workers and reproductively active intercastes | Insectes Sociaux | 1991 | 23 |
| 38 | Gonadal sex differentiation and effect of rearing temperature on sex ratio in black rockfish (Sebastes schlegeli) | Ichthyological Research | 2010 | 22 |
| 39 | Frequent occurrence of gynandromorphs in the natural population of the antVollenhovia emeryi (Hymenoptera: Formicidae) | Insectes Sociaux | 1994 | 21 |
| 40 | Mating behavior of dimorphic reproductives of the ponerine ant, Hypoponera nubatama | Insectes Sociaux | 2001 | 21 |
| 41 | Phylogenetic analysis of JapaneseRosaspecies using DNA sequences of nuclear ribosomal internal transcribed spacers (ITS) | Journal of Horticultural Science and Biotechnology | 2001 | 21 |
| 42 | Queen-queen competition and reproductive skew in a Cardiocondyla ant | Insectes Sociaux | 2007 | 21 |
| 43 | Sex mosaics in a male dimorphic ant Cardiocondyla kagutsuchi | Die Naturwissenschaften | 2009 | 21 |
| 44 | Disintegration of the vitelline coat during the hatching process in the frog | The Journal of Experimental Zoology | 1978 | 20 |
| 45 | Determination and confirmation ofS-RNase genotypes of apple pollinators and cultivars | Journal of Horticultural Science and Biotechnology | 2007 | 20 |
| 46 | Molecular classification of wild roses using organelle DNA probes | Scientia Horticulturae | 1997 | 19 |
| 47 | Pollination of Sarcandra glabra (Chloranthaceae) in Natural Populations in Japan | Journal of Plant Research | 2001 | 19 |
| 48 | Testicular development and serum profiles of steroid hormone levels in captive male Pacific herring Clupea pallasii during their first maturational cycle | Fisheries Science | 2002 | 19 |
| 49 | Partial Genomic Sequences of S6-, S12-, S13-, S14-, S17-, S19-, and S21-RNases of Apple and Their Allele Designations | Plant Biotechnology | 2003 | 19 |
| 50 | Selective Degradation of Specific Components of Fertilization Coat and Differentiation of Hatching Gland Cells during the Two Phase Hatching of Bufo japonicus Embryos. (toad/hatching gland cell/fertilization coat hydrolysis/hatching medium) | Development Growth and Differentiation | 1990 | 18 |
