- 2019 - 2022 Characteristics of mother-daughter relationships and sex education at home in patients with persistent cloaca.
- 2016 - 2020 The present status of viral gastroenteritis in Japan and the vaccine development
- 2014 - 2017 Investigation on molecular epidemiology and clinical features of diarrheal viruses including emerging strains in Indonesia
- 2013 - 2016 A basic study on combination vaccines of rotavirus and norovirus
- 2012 - 2016 Analysis of placental barrier functions for intra uterine viral infections
- 2012 - 2016 A study of diagnosis, pathology, molecular epidemiology, prophylaxis including vaccine and so on for viral diarrhea from a new perspective
- 2011 - 2015 DIAGNOSIS, MOLECULAR EPIDEMIOLOGY AND PRIVENTION OF PEDIATRIC VIRUS INFECTIOUOS DISEASES INCLUDING EMERGING INFECTIOUS DISEASES IN ASIA BY USHING NEW TECHNIQUES
- 2009 - 2011 Basic and clinical research of viral gastroenteritis in children and its risk evaluation
- 2007 - 2010 Molecular epidemiology using new diagnostic methods, therapy and prevention for pediatric viral infection in Asia
- 2008 - 2009 ウイルス性胃腸炎に関する研究:分子疫学、迅速診断法とワクチンの開発
- 2007 - 2009 Establishment of guidelines for the prevention and control of gastroenteritis in pediatric wards
- 2006 - 2007 小児ウイルス感染症制御に向けてのsiRNAおよびmiRNAによるアプローチ
- 2006 - 2007 The study of the development of diagnostic methods, molecular epidemiology and risk assessment for viral infections diseases.
- 2004 - 2006 The study of infectious diseases in infants and children in Asia
- 2002 - 2004 Study of Diagnosis, Epidemiology, Pathogenesis, Prevention and Treatment of Virus-induced Diarrhea
- 2001 - 2003 Molecular epidemiological research of maternal and child infection (mainly focused on blood and oral transmission)
- 1998 - 2001 Research of pathogenesis, molecular epidemiology and prophylaxis
- 1999 - 2000 経鼻マルチ下痢症ウイルスワクチンの開発研究
- 1998 - 2000 母乳細胞のアポトーシスの解明
- 1998 - 1999 Molecular epidemiological study of diarrheal viruses (international comparison)
- 1997 - 1998 食用植物への遺伝子組込みによるヒトワクチンの開発
- 1996 - 1997 ヒト免疫不全ウィルスタンパク質の感染細胞内輸送と抑制に関する免疫形態学的研究
- 1995 - 1997 Epidemiology of diarrheal viruses (rota, adeno, SRSV etc) and Clinical manifestation in Japan
- 1994 - 1996 Molecular Epidemiological Studies on Diarrheal Viruses (Comparison between Countries)
- 1992 - 1994 日本におけるヒトロタウイルス血清型の決定と疫学的研究
- 1990 - 1990 抗HIV抗体の新しい超高感度測定法と高感度簡便測定法の開発と実用性の検討
- 1989 - 1989 抗HIV抗体の新しい超高感度測定法の開発と実用性の検討
- 1987 - 1988 Diagnostic, molecular epidemiologic and immunological studies of diarrheal viruses
- アジアにおける母子保健
- 多民族文化社会による母子保健
- 下痢症ウイルス, HIVの分子疫学, 診断と治療の開発
- 発達と障害に関する研究
- 抗ウイルス薬(エイズ薬等)の開発
- 下痢症ウイルスとHIVの分子疫学
- Maternal and Child health in Asia
- Maternal and child health in multiracial nation
- Molecular epidemiology of diarrheal viruses and HIV, Developments of their diagnosis and therapy
- A Research of Development and Handicap
- Antiviral Research
- Molecular Epidemiology of Dianheal Viruses and HIV