2-3歳•5分で読めます
ゆうきのちいさなぞう
はじめて雷を聞いた小さなぞうが、やさしい一歩で勇気を見つけるおやすみ前の物語です。
ゆうきともだち
Popular stories
A warm starting shelf for tonight
4-5歳•8分で読めます
Moonbeam Garden
A rabbit and a trail of fireflies turn a backyard into a moonlit garden where every small kindness starts to glow.
やさしさしぜん
5-6歳•9分で読めます
The Sleepy Cloud Caravan
A fox guides a line of drowsy clouds across the sky, teaching children how to let one busy thought drift behind the next.
うちゅうおだやか
Lullabies for sweet dreams
Night mode, tuned for slower breaths
Story themes
Rankable clusters, but built like a real library
From the sleep journal
Practical guidance for the other half of bedtime
ねるまえの流れ
How to Build a Bedtime Routine for Toddlers
A practical, parent-first routine that moves from activity to connection to sleep without turning bedtime into a negotiation.
ねむりの知識
Why Bedtime Stories Help Child Development
Bedtime stories improve more than language. They strengthen closeness, attention, and emotional regulation at the exact moment children need it most.
ねむりの知識
Screen Time Before Bed: What Actually Matters
The issue is not only the screen itself. It is speed, stimulation, and the absence of a calmer bridge into sleep.
App funnel
サイトは見つけるために。寝る前のフル体験はUdayyのiOSアプリにあります。
Each story page nudges at the point of highest intent: after a calm read, after a lullaby, or after a parent finishes a practical sleep guide.