Information platform for Japanese Medicines

System Maintenance Information

Thank you for visiting “synapse”.

We would like to inform you that we will be conducting maintenance for our database website, synapse.

During this time, synapse will be unavailable.

On 29th July from 14:00(JST) until 16:00 (JST)

Sorry for the inconveniences caused.

Please contact us using the inquiry form about this matter.


July 23, 2025


Kosei Pharmaceutical Co., Ltd.

"synapse" Customer Service Team