그릇이나 머그 바닥 안쪽 가운데가 살짝 볼록하게 올라와 있는 이유는 무엇인가요?
새 식기를 살펴보다 평평해야 할 바닥 중심이 살짝 솟아 있는 것을 보고 제작 결함인지 궁금해질 수 있습니다. 도자기를 굽는 과정에서 생기는 정상적인 형태인지 확인하려는 질문입니다.
가마 안에서 높은 온도로 구워지는 과정에서 도자기가 수축하며 바닥 가운데가 자연스럽게 솟아오르는 현상입니다.




Products with Cups·Measuring Cups·Soba Cups·Mugs·Tumblers in the name total 80 across 19 Living brands.
The materials listed in the material information are Stainless Steel 2.
Latest reference date October 16, 2026 · Official store product information
새 식기를 살펴보다 평평해야 할 바닥 중심이 살짝 솟아 있는 것을 보고 제작 결함인지 궁금해질 수 있습니다. 도자기를 굽는 과정에서 생기는 정상적인 형태인지 확인하려는 질문입니다.




This is a beer mug whose surface has been neatly smoothed by fire baking. A thick handle runs vertically along the body, which flares out gently toward the top. It comes in two capacities, 310ml and 410ml, making it great to use according to how much you drink.
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We chose this for its smooth finish, two convenient capacities to choose from, and easy cleaning method.
Fire-polishing finish
It is finished with a fire-polishing technique that bakes it with fire to neatly smooth the surface.
Two capacity options
Available in two sizes, 310ml and 410ml, so you can choose according to how much you drink.
Household dishwasher safe
It can be washed in a household dishwasher, making maintenance easy. It cannot be used in commercial dishwashers, on direct heat, or in microwaves.
This is a 170ml ceramic soba cup without a handle that widens toward the top. It features characters and symbols from Netflix's Squid Game and measures 8cm in diameter and 6.1cm in height. It can be heated directly in a microwave.
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We focused on how the unique elements of Squid Game were captured on everyday tableware.
Squid Game collaboration design
The Front Man and Young-hee characters from Netflix's Squid Game are engraved on Maruhiro Hasami's soba series.
170ml size soba cup
Measuring 8cm in diameter and 6.1cm in height, it holds a capacity of 170ml based on the manufacturer's label.
Microwave-safe ceramic
Made of ceramic material, it can be conveniently heated in a microwave.
Since it states that it is dishwasher-safe while also advising hand washing, it is easy to be confused about whether it can actually be put in the machine.
This is a 330ml tumbler made of lead-free crystal with no added lead components. Measuring 7.5cm in diameter and 10.6cm in height, it features a structure where the circumference gently widens toward the top. It is used on the dining table as a glass for drinking water and various beverages.
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Chosen for its light crystal material and simple utility.
Lead-Free Crystal Material
Made of lead-free crystal with no added lead components. It is well-suited for comfortably holding everyday drinks.
Light Weight of 81g
Measuring 7.5cm in diameter and 10.6cm in height, it weighs 81g. Even when filled with a drink, it puts little strain on the wrist.
Care with a Soft Sponge
Avoid using a microwave or dishwasher, and care for it by wiping with a soft sponge without abrasive cleaners.
This is a 290ml tumbler set featuring cherry blossom petal patterns on a transparent glass base. Two glasses, pink and blue, are packaged together in a light pink box. It is good for occasions where you share and serve cold water or beverages at the dining table.
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It combines colors and sizes well-suited for the dining table with convenient care methods.
Two colors and box packaging
It is divided into two types of cherry blossom petal glasses, pink and blue, and a light pink box is included.
290ml capacity and dimensions
With a diameter of 8cm and a height of 10.6cm, it is suitable for everyday use to fill and drink about 290ml of beverage at a time.
Household dishwasher safe
It cannot be used over direct heat or in a microwave, but it can be washed easily in a household dishwasher.
This is a soba cup crafted with iron-rich glaze and paint using the copperplate transfer technique. The opening widens from the base to the top, and it has a matte texture with a subtle sheen. As it is both microwave- and dishwasher-safe, it can be used comfortably as an everyday cup for serving tea or beverages.
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It focuses on practical usability that is easy to care for while placing it on the table every day.
Microwave and dishwasher safe
Both microwave and dishwasher safe, making it convenient to warm beverages or wash.
Half-matte texture
Finished with a half-matte glaze, it gives off a subtle sheen while maintaining a smooth grain.
Copperplate transfer technique
Clear lines and patterns are applied using iron-rich paint and the copperplate transfer technique.
When choosing HASAMI PORCELAIN tableware, one becomes curious about how care instructions vary depending on the color option. In particular, seeing the explanation that only the Natural color is unglazed makes one want to know what differences exist in actual use.
This is a soup bowl with a handle that measures 12cm in diameter and 6cm in height, holding a 400ml capacity. It can be stacked top-to-bottom with the Bowl Mini product for organized storage, and is microwave and dishwasher safe.
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We considered that it is convenient to stack neatly in a cupboard for storage and easy for daily maintenance.
Stack and store with Bowl Mini
It can be stacked top-to-bottom with the Bowl Mini product of the same line, taking up less storage space.
Microwave and dishwasher compatible
It can be put directly into the microwave to heat or washed in the dishwasher, making it convenient for everyday use.
400ml size with a handle
Measuring 12cm in diameter and 6cm in height, it holds 400ml, and the handle on the side makes it easy to lift.
This is a small 80ml cup made of ceramic. The opening widens toward the top, making it suitable for holding small amounts of tea, jam, or sauce. It can be used in both the microwave and the dishwasher, making it easy to handle in daily life.
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We focused on its versatility, fulfilling multiple roles even on a small dining table.
Versatile uses
It can be used not only as a teacup or mini soba cup, but also widely as a small bowl for serving jam or sauce.
Petite 80ml size
With a manufacturer-stated capacity of 80ml, it is great for holding just the needed amount of tea or side condiments.
Easy care
Made of ceramic material, it can be used in both the microwave and the dishwasher.
Some people purchase it seeing its angular outer appearance like a block toy, and then worry that washing it might be difficult or that holding it in hand might be painful.
This is a 310ml glass crafted by blowing breath by mouth in front of flames. It measures 8.1cm in diameter and 9.8cm in height, and the bottom has a round mark left from detaching the blowpipe. It is suitable to keep on the dining table and use for everyday water or beverages.
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We selected it for the traces of being hand-blown and its convenient size to use.
Handcrafted blown-glass technique
It was crafted using a blown-glass technique of blowing short breaths in front of hot flames.
Round mark on the bottom
A round trace created when detaching the blowpipe remains on the underside of the cup.
310ml dimensions
With a size of 8.1cm in diameter and 9.8cm in height, it holds a capacity of 310ml.
When using two mugs of different sizes together, one wonders if they can be stacked vertically for storage. This is to check in case they do not stack because their heights are different.
This handleless cup can be placed directly in the microwave and dishwasher for easy care. By interlocking the bottom rims, cups can be stacked neatly upward, taking up less cupboard space. Divided into two capacities, 250ml and 300ml, it is well suited to choose according to the amount you drink.
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A cup that simplifies your daily routine of warming drinks and putting things away.
Microwave and dishwasher safe
Care is effortless because you can warm drinks directly in the microwave and wash it in the dishwasher.
Stackable storage structure
Cups can be stacked neatly on top of each other, saving significant storage space in the cupboard.
Two sizes and capacities
You can choose the right size between 250ml and 300ml according to the amount of drink you usually enjoy.
This is the most generously sized mug in the Season 1 Block Mug series, holding approximately 280cc of beverage. Its bottom rim interlocks so you can stack it vertically, making it convenient to store. It is microwave and dishwasher safe, making it easy to use every day.
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Chosen for its generous capacity and easy-to-use storage method.
Largest capacity
As the most generous among the Hasami Season 1 Block Mugs, it holds approximately 280cc, up to 300ml based on the manufacturer's specification.
Stackable storage
It can be organized by stacking vertically with Block Mugs, reducing volume when stored.
Convenient daily care
Both microwave and dishwasher safe, making cleanup after drinking effortless.
This is a question asked by those wondering what reference the small inverted triangle symbol engraved on the inner wall of the cast iron rice pot indicates.
This is a ceramic mug and saucer set. The bottom of the saucer fits into the mug's diameter, allowing them to be stacked vertically for storage. It is used for drinking beverages and can be used in both the microwave and dishwasher.
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Chosen because it is good for stacking in cupboards and convenient to handle in daily life.
Stackable storage design
It can be stacked on top of the block mug big size, and the saucer also fits the diameter of the mug so they can be stacked neatly for storage.
Handle with bevel and curved surface
The lower part of the handle is beveled, and the inner surface is rounded.
Microwave and dishwasher safe
Made of ceramic material, it can be used in both the microwave and dishwasher.
The shopper does not have plenty of storage space in the cupboard, so they are wondering if the cups can be stacked upward. They are asking to check which of the two size options is suitable for stackable storage.
This is a 170ml cup engraved with a skull mark and an English title on a white speckled surface that evokes a bone texture. With a structure that widens toward the top, multiple cups can be stacked for storage. It is used as a bowl for noodle dipping broth, desserts, or beverages, and also supports microwave cooking.
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It brings together unique collaboration graphics and wide versatility.
Netflix ONE PIECE Collaboration Design
Tableware created in collaboration between the BARBAR SOBA series and Netflix, featuring the opening title logo and a skull mark engraved on a surface designed to evoke a bone texture.
Versatile Soba Cup
It can be used variously as a dipping broth bowl for noodle dishes, a cup for tea or alcoholic beverages, a dessert cup, or a sauce bowl.
Microwave Cooking Supported
A compact 170ml piece of tableware that allows you to put food in and heat it directly in the microwave.
This is a tall-sized glass cup set carved with a hemp leaf pattern on the glass surface using the Kiriko craft technique. Two glasses measuring 11.8cm in height are packaged in a dedicated paulownia wood box with a divider. Made by hand, each glass has unique variations and is good for generously holding and drinking cold beverages.
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We looked closely at the delicate glass pattern carved by hand and the neat finish of the box that elegantly holds them.
Hemp leaf pattern with the Kiriko technique
The hemp leaf pattern is delicately carved by applying the Kiriko craft technique, which directly carves the glass surface.
Paulownia wood box packaging
It comes packaged in a paulownia wood box.
Individuality born from handcrafting
Because each piece is crafted by hand, natural variations in thickness, height, and weight appear across products.