• 健康けんこう — health
• 徳川家康とくがわいえやす — founder of the Tokugawa shogunate
• 康やすらか — calm and peaceful (archaic)

广 suggests a roof or shelter, symbolizing safety. The right side conveys peaceful abundance. Together, 康 expresses living under a roof in ease and health, extending to prosperity and tranquility.

健康けんこうのために運動うんどうしています。
I exercise for my health.

皆みなが 康やすらかに暮くらせますように。
May everyone live in peace and health.