Фрукты и мясопродукты как минимум нужно декларировать и проверка будет. Passengers bringing plants and plant products (including fruits, vegetables, and seeds) or animals and animals products (including meat products, milk, eggs) into Japan must have them inspected at the Plant and Animal Quarantine counter and have relevant certification/documentation. Certification is issued by an organisation (Department of Agriculture and Water Resources) of the exporting government. Those who bring these products into Japan without permission could be prosecuted