FAQ

Kestose is a type of oligosaccharide and a highly safe carbohydrate found in vegetables and fruits such as asparagus, onions, and pumpkins.

No special procedures are required. Simply add a subscription-eligible product from this site to your cart and proceed to checkout. Your subscription will begin once payment is complete, and we will deliver Kestose to you every month. You can find subscription-eligible products here.
https://aidaya.shop/collections/subscription

You can cancel your subscription at any time, and there are no cancellation fees.
If you contact us to cancel before your order ships, we can stop it right away.
Please note that we cannot issue a refund after your order has shipped.

To cancel, please contact us using the form below.
https://aidaya.shop/pages/contact

You can pay using various credit cards (VISA, Master, AMEX, JCB), as well as Apple Pay, Google Pay, Amazon Pay, PayPal, bank transfer, and convenience store payment. (Convenience store payment is not available for subscriptions.)

The processing facility is Narumiya Co., Ltd., Atsugi Factory (4018 Nakatsu, Aikawa-machi, Aiko-gun, Kanagawa Prefecture).

Shipping is free on purchases of products other than brown rice and certain multigrain rice totaling ¥4,500 or more.

Shipping fees vary depending on the weight of the items purchased. The shipping fees for each weight range are as follows (excluding deliveries to Okinawa).

・5 kg: ¥1,200
・5–10 kg: ¥1,500
・10–20 kg: ¥2,700
・20–30 kg: ¥3,800

Yes. We deliver nationwide. Shipping is free when you purchase two or more sets of kestose. The standard shipping fee is ¥330.
For brown rice and multigrain rice, shipping fees vary depending on the weight of your order. The rates for each weight range are as follows (excluding deliveries to Okinawa).

・5 kg: ¥1,200
・5–10 kg: ¥1,500
・10–20 kg: ¥2,700
・20–30 kg: ¥3,800

・Under 10 kg → 1 g of kestose
・10–20 kg → 2 g of kestose
・20 kg or more → 3 g of kestose
※These amounts are approximate guidelines.

The raw materials for kestose are sugarcane and sugar beets. (They are not genetically modified.)

If a product is returned after the storage period has expired because you have been away for an extended period, you will be responsible for the actual shipping costs if you would like it reshipped. Thank you for your understanding.

The kestose sold by Nakaya Shoten is produced in Japan.
It contains no additives, and its only ingredients are sugarcane and sugar beets (neither is genetically modified).