せんじゅつ戦術senjutsu
1.

A method or strategy employed in combat or competition to achieve victory in a specific engagement or situation, typically focused on immediate objectives rather than long-term plans.

2.

A set of procedures or approaches utilized to accomplish a particular goal, often in contexts such as negotiations or disputes, where specific techniques are applied for effective results.

3.

Specific techniques or maneuvers used in various scenarios, including warfare, to optimize the use of available resources and strength for short-term outcomes within the framework of a larger strategy.

Example:

あまりにも短時間に、あまりにもたくさんのことを盛り込むと、よい戦術は生れない。

じんかいせんじゅつ人海戦術jinkaisenjutsu
1.

A military strategy that employs overwhelming numbers of personnel to defeat the enemy, accepting potential losses as a necessary consequence of the approach.

2.

An operational method that involves mobilizing a large number of people to accomplish a task without relying on machinery or technology.

せんじゅつか戦術家senjutsuka
1.

A person who excels in developing and implementing tactical plans, particularly in competitive or conflict situations.

2.

An individual skilled in the art of strategy, often focusing on short-term actions to achieve specific objectives.

3.

A strategist who analyzes situations to design effective maneuvers that can lead to success in various scenarios, such as military, sports, or business.