osina is a lifestyle app designed for iPhone users that allows individuals to earn rewards by sharing their favorite beauty products on social media platforms such as TikTok and Instagram. Users can receive compensation based on the number of views their posts generate, with earnings ranging from 0.1 to 0.5 yen per view. Additionally, users may also receive cashback on the purchase price of eligible products, making it a cost-effective way to enjoy cosmetics.

The app is user-friendly and accessible to everyone, regardless of follower count. Users can browse products within the app, purchase them from stores or online, and then submit a receipt image through osina. Following specific video creation rules, users can then post their content for review, allowing them to earn rewards based on their video views. This platform is ideal for beauty enthusiasts and aspiring influencers looking to engage with trending products while benefiting financially.