• nanacara Epilepsy Support Platform: Managing epilepsy, especially in children, presents significant challenges, from tracking seizure occurrences to recording their duration. CodeComplete has supported KNOCK ON THE DOOR Inc (https://knockonthedoor.jp) since 2020 in the development and operation of nanacara, helping to enhance the quality of life for both patients and their carers
  • Key Features:
    • Instantly accessible seizure tracking with video, one-click seizure-type logging
    • Medication tracking for keeping an accurate record of the medications being administered (type, quantity, etc) and mapping the relationship with seizure occurrence
    • Family sharing feature allows the families of patients with epilepsy to share the data
    nanacara for Doctor web interface allows for doctors to securely access permitted data during medical examinations with a one-time password. The system includes a dashboard to visualize the patient’s seizure history and access

Challenge & Solution

  • This project required CodeComplete to provide an end-to-end technical solution, from building out the infrastructure on AWS to development of the backend system, admin screens, API for mobile apps, mobile apps for iOS and Android (using React Native), and the web front end for nanacara for Doctor
  • The system deals with large video files which are managed using multiple AWS services
  • There is a requirement to support JAHIS (Japanese Association of Healthcare Information Systems) QR code specifications for reading in and registering prescription information for accurate medicine tracking


  • Cross Platform (React Native), JAHIS QR code, seizure calendar, Firebase Services(Cloud Messaging, Dynamic link, Analytic), CI/CD (Jenkins), AWS, PHP/Laravel, Selenium, React.js
  • Platforms: iOS, Android, Web

Value Delivered

  • The nanacara app currently has around 25,000 users, with over 200 hospitals and clinics using the nanacara for Doctor Positive feedback from the family of patients shows that nanacara has made a significant contribution to improving the management and treatment of difficult-to-treat epilepsy