こうちょう好調kouchou
1.

Describes a situation where there are no obstacles, and things are proceeding smoothly and as desired.

2.

Refers to a condition or state characterized by positive performance, good health, or favorable circumstances, often in the context of business or personal affairs.

3.

Indicates a period when activities are progressing successfully, with outcomes aligning well with expectations.

Example:

滑り出しが好調なら事は半ば成就したのに等しい。

ぜっこうちょう絶好調zekkouchou
1.

A state in which one's physical condition and mental energy are at their peak, characterized by optimal performance and well-being.

2.

An indication that everything is functioning exceptionally well, often referring to personal circumstances, performance, or outcomes that are notably successful.

3.

A description of a situation where things are progressing favorably and smoothly, suggesting an absence of difficulties or obstacles.

Example:

「調子はどう?」「絶好調だよ。着実に増収増益を続けているよ」