てすう手数tesuuてかず手数tekazu
1.

The effort and time required to complete a task or job, often implying that it may be burdensome for another party involved.

2.

A term used to express gratitude towards someone for the time and effort they have invested on one's behalf, especially in contexts where one's request may impose on them.

3.

A preface used when making a request that may inconvenience someone, indicating recognition of their efforts and the potential hassle involved.

てすうりょう手数料tesuuryou
1.

A fee charged for services rendered, particularly in relation to processes or intermediaries involved in a transaction.

2.

Compensation received for the effort or time spent by someone in assisting with a task, often in a business or financial context.

Example:

この為替を作るのに銀行の手数料が50ドルかかった。

oてすう手数tesuuoてかず手数tekazu
1.

The sense of inconvenience caused to someone, often expressing a feeling of guilt or apology for making them go through extra effort or difficulty.

2.

A term used to acknowledge and express appreciation for the effort or time someone has to expend on a task that may be unwelcome or burdensome.

3.

The notion of an unwelcome task or responsibility that requires additional action from another person, usually accompanied by a polite request or expression of gratitude.

Example:

お手数かけてどうもすいません。