Translation guide
This entry covers how to express the concepts of hardness and softness in Japanese, including physical properties, textures, and metaphorical uses.
The balance of hardness and softness of this mattress is just right.
More technical terms: 硬度 (hardness, as in material science) and 柔軟性 (flexibility/softness). Used in scientific or engineering contexts.
We need to measure the hardness and flexibility of this material.
Describing the texture of food, such as hard candy vs. soft bread.
Same as above, but commonly used for food texture. 硬い (hard) and 柔らかい (soft) are the adjectives.
This bread has an exquisite balance of hardness and softness.
歯ごたえ refers to chewiness or firmness to the bite, often used for food. Paired with 柔らかさ to contrast textures.
Describing a person's character or attitude as hard (strict, unyielding) or soft (gentle, lenient).
厳しさ (strictness, severity) and 優しさ (gentleness, kindness) are the natural choices for describing a person's demeanor. Avoid literal 硬さ/柔らかさ for people.
His guidance has both strictness and kindness.
Literally 'hard attitude and soft attitude'. Can be used but sounds somewhat direct and less natural than 厳しさ/優しさ. Use with caution.
May sound overly literal or stiff. Prefer 厳しさ and 優しさ for character traits.
Referring to water hardness (mineral content) and softness.
Technical terms for water hardness (硬度) and softness (軟度). 軟度 is less common but used in water quality contexts.
Please check the hardness and softness of the water in this area.
Refers to hard water (硬水) and soft water (軟水) as types of water. More common in daily conversation than 硬度/軟度.
When describing a person's character, do not use 硬さ (physical hardness) or 柔らかさ (physical softness). Instead, use 厳しさ (strictness) and 優しさ (gentleness). Using 硬い/柔らかい for a person can imply they are stiff or physically soft, which may sound odd.
This cookie has a good balance of crunchiness and softness.
In negotiations, you use a hard attitude and a soft attitude depending on the situation.
Japan has many soft water areas, but overseas there are also hard water areas.