There is No Pleasure Without Pain in Chinese / Japanese...

苦は楽の種 is a Japanese proverb that means “One cannot have pleasure without pain.”

It's one of a few Japanese ways to say, “No pain, no gain.”

Note: Because this selection contains some special Japanese Hiragana characters, it should be written by a Japanese calligrapher.

不撒大網不得大魚 is a Chinese proverb that literally translates as: [if one does] not cast a big net, [one can] not get big fish.

Figuratively, this means: One cannot make great accomplishments without making great efforts or taking great pains.

This is sort of the fishing version of, “No pain, no gain.”

不痛不強 is a proverb that is close to our idea of “no pain, no gain” in English. It holds this meaning in the context of working out at the gym etc.

不痛不強 means “no pain, no strength,” meaning that if you don't experience a little pain, you will not gain any strength.

痛みなくして得るものなし is a Japanese phrase that means “no pain, no gain.”

This suggests that with pain, a gain must follow.

The pain Kanji here can also be translated as sorrow or suffering. The gain can also mean profit, advantage, or benefit. In the Japanese Buddhist context, that gain Kanji can mean rebirth in paradise, entering nirvana.

The character breakdown:
痛みなく (itami naku) pain; ache; sore; grief; distress. The naku part adds the meaning of “a lot of” or “extended”
して (shite) and then. (indicates a causative expression; acts as a connective particle)
得る (eru) to get; to acquire; to obtain; to procure; to earn; to win; to gain; to secure; to attain.
もの (mono) conjunctive particle indicating a cause or reason.
なし (nashi) none of; -less; without; no.

Note: Because this selection contains some special Japanese Hiragana characters, it should be written by a Japanese calligrapher.