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Disaster kitUpdated Oct 16, 2026・price checked Oct 16, 2026
How do you make formula for a 3-month-old baby in a room where you can't boil water due to a power outage? With the refrigerator stopped and unable to sterilize the usual baby bottles, having baby-specific supplies on hand affects how quickly you can respond.
Yuuen's pick
If choosing a baby-specific kit under 5000 yen, on the premise that adult emergency bags, diapers, and clothes are added separately, the 'Baby-only Emergency Carry Kit (with checklist)' is a candidate.
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Before you buy
Before purchasing, check the product page for the number of uses for the baby bottles and water heater, the number of hand towels and odor-blocking bags, and the expiration dates of consumable items.
How to chooseBaby disaster kits are designed to be added on top of an adult emergency bag. First check whether the adult kit has 3 days' worth of water and food, then choose the baby kit to avoid waste.
Babies may be fed 5 to 8 times a day. Check whether the number of baby bottles included in the kit covers half a day or a full day, and prepare to bring extra bottles from home if not enough.
To make formula when you can't use fire, you need either a water heater that warms water with a heating agent, or powdered formula that dissolves in room-temperature water. Check how many uses are included in the kit and compare that with the number of family members.
Disaster kits alone often do not include diapers or clothes. Prepare diapers and clothes in the size you normally use separately, and pack them in the same backpack for smooth evacuation.
Who it's for / who it isn't for
Who it's for
Who it isn't for
Comparison| Item | Price | Baby bottle | Securing hot water | Other contents | Why not this one |
|---|---|---|---|---|---|
| Hariti Baby-only Kit | 4,780 yen | 4 disposable baby bottles | Water heater set, 5 uses | 1 hand towel, odor-blocking bags | — |
| BABY BOX | 4,290 yen | 4 disposable baby bottles | 1 easy water heater POT (5 uses) | Bib, wet wipes, Haihain (baby snack) | With only one hot water heating tool, this may not be enough for households worried about multiple feedings. |
| EVERSAFE BA | 4,950 yen | Not listed | Not listed | Aluminum sheet, Haihain, emergency pouch | Since the details on baby bottles and hot water supply are unclear, this product is hard to choose for households centered on feeding. |
★ = our pick. Values are from the product pages.
Why this oneSince it includes 4 disposable baby bottles, you can cover nearly half of a day's feedings even in situations where sterilizing equipment can't be used. Because they're disposable, there's no need to wash or sterilize them after each use.
Since it includes a water heater using heating agents for 5 uses, you can secure hot water for formula even in a room without electricity or gas. This is roughly the same number as the 4 baby bottles, so it works out to one heater use per feeding.
The price is 4780 yen, and it includes 4 disposable baby bottles, a water heater for 5 uses, plus a hand towel and odor-blocking bags. The fact that it even accounts for diaper disposal after changing makes it live up to its name as a baby-only set.
Downsides
If you're in a different situationThe 660 yen portable simple heater can be used together with a baby bottle you already own.
Re-pick with your conditionsChange the budget or number of people, and Yuuen picks one item for that.
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