January 15, 2024
Y4.com Co.,Ltd.

Vitalgain – Total Care During Pregnancy
Launch of Pregnancy Management Feature (Maternity Support Program)Y4.com Inc. (Headquarters: Chiyoda-ku, Tokyo; CEO: Yukinao Ajima) has released a ‘Pregnancy
Management’ feature for the maternity support program in its ‘Vital gain’ app. This service supports healthmanagement, including mental care, through the integration with ICT devices, promoting the health ofwomen during pregnancy by recording weight and blood pressure, and extends support up to postpartum.
■ Background
Vital gain’ is a service developed to enhance support for pregnant and postpartum women. It
automatically reflects vital data from ICT devices into the app, enabling pregnant and postpartum
women to manage their own health and modify their behaviors accordingly.
Service Features

・Weight & Blood Pressure Management
The "Pregnancy Management Feature" allows for easy and clear visualization of the number of days until
the expected delivery date by entering the week of pregnancy and the due date. It also enables users toview recorded weight and blood pressure data on a single screen during this period.
・Reminder Feature
By registering the week of pregnancy and the due date, tailored advice for the pregnancy period will bedelivered. Additionally, users can receive alerts for sleep deprivation and poor health conditions based onvital data.
・Postpartum Reminder Feature
Postpartum care reminders, including schedules for postnatal check-ups and advice on postpartum care,breastfeeding reminders predicting the next feeding time based on recorded breastfeeding times andintervals, and baby check reminders for newborn health checks will be provided.
・Individual Online Health Consultation by Experts
Users can easily book and conduct health consultations via Zoom through the app's online healthconsultation feature. Three types of online health consultations are available: general health, mental care,and nighttime health consultations.

【Vital Gain 'Pregnancy Management' Image】■Vital Gain Service Overview

Vital Gain is a health management app that collaborates with multiple devices to track andcollect vital data. It measures steps, heart rate, and sleep, and depending on the device'scapabilities, it provides immediate insights into daily states such as energy balance of intakeand expenditure, breathing rate during sleep, blood oxygen levels, skin temperature, andskin pressure.
Vital Gain features an abundance of behavior modification functions, including a dashboard for visualizing
over 50 types of data, various contests with a gaming element, incentives for behavior change, advice
based on lifestyle logs, as well as community, feed, and online functions like Zoom. These vital data can beprovided in various forms to meet the needs of businesses and local governments, making it a valuable
tool in efforts to extend healthy life expectancy"In the future, by integrating IoT with healthcare, we aim to extend healthy life expectancy, reduce medicalcosts, and work towards disease prevention. Through 'Vital Gain', we will innovate individual healthmanagement and focus on providing sustainable healthcare solutions.

【Y4.com Co.,Ltd. Company Overview】[Location] 1-5-1 Otemachi, Chiyoda-ku, Tokyo, Otemachi First Square East Tower 4F[Established] April 2012
[Representative] Yukinao Ashima[Business Activities] Healthcare services, import and sales of IoT devices[URL] https://y-4.jp/〈Inquiries Regarding This Matter〉
Y4.com Co.,Ltd. Administration Department
E-mail：info@y-4.jp