Started patient registration and randomization service
1995 Aug.
Full-scale launch of data management services
1998 Apr.
Full-scale launch of monitoring service
2002 Apr.
Started clinical development and drug regulatory service for medical devices
2002 Oct.
Started pharmacovigilance service
2010 Sep.
Acquired CRO business of Atsuku Co., Ltd. and strengthened its monitoring service
2019 Apr.
EPMate Co., Ltd. was merged with our company
2020 Mar.
AC MEDICAL INC. was merged with our company
2020 Apr.
Medical Device Development Support business to EP Mediate Co., Ltd. through an absorption-type company split
2021 Jan.
Analysis Service business of Pharmaceuticals,etc. to EP Mediate Co., Ltd. through an absorption-type company split
2021 Apr.
Human Resources Services Department to EPBiz Co., Ltd. through an absorption-type company split
2021 Jul.
CAC Croit Corporation as a subsidiary company
2022 Apr.
EP-CRSU Co., Ltd. was merged with our company
2022 Jul.
EP Croit Co., Ltd. was merged with our company
2022 Sep.
EPS International Holdings Co., Ltd. was merged with our company
2022 Oct.
Parent company changed to EPNextS,Inc.
2024 Oct.
Medical Device Development Support business from EP Mediate Co., Ltd. through an absorption-type company split
2026 Oct.
Real World Evidence Business Division, Next Generation Solution Center and Drug Discovery Information Office to EP Mediate Co., Ltd. through an absorption-type company split
EP Mediate Co., Ltd.
2018 Oct.
Founded as EPS Tokyo Inc.
2020 Apr.
Medical Device Development Support business from EPS Corporation. through an absorption-type company split
2021 Jan.
Analysis Service business of Pharmaceuticals,etc. from EPS Corporation. through an absorption-type company split
TRSS was merged with our company
TTC was merged with our company
2024 Oct.
Medical Device Development Support business to EPS Corporation. through an absorption-type company split
2026 Oct.
Real World Evidence Business Division, Next Generation Solution Center and Drug Discovery Information Office from EPS Corporation. through an absorption-type company split
Changed company name to EP-DataWeave Co., Ltd.
EP-DataWeave Co., Ltd.
2026 Oct.
Launch of EP-DataWeave Co., Ltd. through business restructuring
