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Choosing a Kumano Kodo Backpack: It's Less About Size, More About What You Leave Behind
Before setting out on the Kumano Kodo, pack size is one of those details that surprisingly trips people up. The short answer: around 20L for a day hike, and up to the 30L range for an overnight trip if you keep your gear minimal—these are manageable guidelines for most people.
That said, the numbers are only a starting point. The right size changes depending on the distance you'll walk, the season, how many are in your group, and the type of lodging. Start by thinking about what you'll genuinely need on the day.
Pack Size for a Day Hike
For day hikes on stone-paved paths and mountain trails, a 15–25L daypack is the typical choice. Here's what you'll want to carry:
- Drinks and trail snacks
- Rainwear (jacket and pants)
- A light insulating layer or a change of clothes
- Map, portable charger, towel
- Small first-aid items like bandages
Rainwear and warm layers are especially easy to overlook. Kumano's mountainous terrain means weather and temperatures can shift quickly. Choose a pack with enough room to fit these comfortably, and you won't be scrambling on the trail.
For an Overnight Trip, Aim to Stay Within the 30L Range
If you're staying overnight along the route, you'll be adding a change of clothes and toiletries. Many people reach for a 30–40L pack, but the nature of backpacks is that a bigger bag invites more stuff. The heavier your load, the more every slope and step takes a toll.
Some ways to cut down on luggage:
- Stick to "what you're wearing + one spare set" for clothes
- Decant toiletries into small containers and bring only the essentials
- Skip anything your lodging can lend you
On sections where luggage-forwarding services are available, you can walk the day with just a small daypack. Check each service's details before using them, as conditions vary.
What Can Go Wrong When Your Pack Is Too Big or Too Small
If It's Too Big
- You tend to fill the extra space, making the whole pack heavier
- The pack sways with your body, wearing you out faster
- It's more likely to bump into others on narrow trails or inside buses
If It's Too Small
- Rainwear and warm layers won't fit, so you end up carrying things by hand or strapping them on the outside
- You run short on drinks and walk with lingering worry
- Items attached to the outside can snag on branches or get wet
A good rule of thumb for "just right": enough room to still have a little space left after your rainwear is packed in.
Packing and Adjusting for Comfort on Your Back
How you pack matters just as much as the size.
- Place heavy items close to your back and toward the top—this helps distribute the load
- Keep your water bottle and small items in pockets you can reach quickly
- Make the shoulder straps hug your body, and use the chest and waist straps if your pack has them
- Separate clothes and electronics into bags in case of rain
Before your trip, try packing your gear and taking a short walk around your neighborhood. You'll get a feel for how the straps sit on your shoulders and how the weight carries.
Why You Should Avoid Rolling Suitcases and Oversized Bags
The Kumano Kodo features long stretches of stone paving, dirt paths, and uneven steps—terrain that doesn't suit rolling suitcases. The basic approach is to leave large luggage at your lodging or in station lockers and keep what you carry on the trail to a minimum. Availability and conditions of these services change by season, so it's reassuring to check ahead.
Summary
For a Kumano Kodo backpack, aim for around 20L on day hikes and choose one that comfortably fits your rainwear and warm layers. Even for an overnight trip, pack with a mindset of "subtracting" rather than "adding"—it will make your walking hours noticeably easier.
The lighter your load, the more room you have to enjoy the moss-covered stones and cedar groves around you. Pick the pack that fits your style of walking, and head out onto the paths of Kumano.
Image: 熊野古道中辺路 大門坂 (via (公社)和歌山県観光連盟)
