March 22, 2024.
Y4.com Co.,Ltd.

Vital Gain releases an AI image generation feature for dietary history.
Y4.com, Inc. (headquartered in Chiyoda, Tokyo, CEO: Yukinao Ajima) has released an AI image
generation feature for dietary history in the "Vital Gain" app. This service supports dietary history byrecording images of food and dishes automatically generated by the generative AI, GPT-4.
■Background"Vital Gain" has previously featured functions for recording dietary history through manual input of fooditems, barcode searches, and food searches. Until now, recording food items involved only the food nameand photos of meals uploaded by the user. However, with the new release allowing for automatic generation
and recording of images, it aims to make recording dietary history more enjoyable and sustainable.
【Image of AI Image Generation Feature for Dietary History.】■Features of the Service
This feature is available exclusively for users with a paid account on the "Vital Gain" app. To use thisfeature, open the "Calorie Intake" section from the dashboard and select the meal you wish to record,choosing from breakfast, lunch, dinner, or snacks.
Proceed by clicking the "Enter Food Manually" or "Search for Food" button, enter the food name or
search for the food, and then tap the "Record" button. This will prompt a message asking, "Would you
like to generate a photo?" with guidance on AI image generation. Following the instructions andpressing OK will automatically generate an image of the meal using AI.

The generated images will be added to your dietary history, allowing you to record your meals along withthe images. This feature simpliﬁes the process for those who previously had to take and upload photos of
their meals themselves, saving time and eﬀort by enabling easy recording of images.
■Vital Gain Service Overview
Vital Gain" synchronizes with multiple devices to track and collect vital data. It is a health management
app that can immediately display daily conditions such as step count, heart rate, sleep, and depending on
the device's capabilities, the energy balance of intake and expenditure, respiratory rate during sleep, blood
oxygen levels, skin temperature, and epidermal pressure. Vital Gain" includes a wealth of behavior
modification features, such as a dashboard for visualizing over 50 types of data, various contests with
gamified elements, incentives for behavior change, advice based on lifestyle logs, as well as community,
feed, and online functionalities like ZOOM. These vital data can be provided in a variety of ways to meetthe needs of businesses and local governments, making it a valuable tool for initiatives aimed at extending
healthy life expectancy.
Moving forward, through the integration of IoT and healthcare, we will strive to extend healthy life
expectancy, reduce medical costs, and prevent diseases. By leveraging "Vital Gain," we aim to revolutionize
individual health management and focus on providing sustainable healthcare solutions.
【Y4.comCo.,Ltd. Company Proﬁle.】[Location.] Otemachi First Square East Tower 4F, 1-5-1 Otemachi, Chiyoda-ku, Tokyo[Establishment]

April 2012

[Representative.] Yukinao Ajima[Business Description] Healthcare services business, IoT device import and sales business[URL] https://y-4.jp/〈"Inquiries Regarding This Matter〉
Y4.com Co.,Ltd. Administration Department.
E-mail：info@y-4.jp