はたらhataraku
1.

To engage in physical or intellectual activities to accomplish tasks or jobs, often requiring effort and dedication.

2.

To have a specific job or profession, actively participating in work while managing other responsibilities, such as education.

3.

To function effectively or demonstrate a particular capability, indicating that something is operating as intended.

4.

To utilize one’s inherent qualities or strengths in a meaningful way, contributing to a greater purpose or utility.

5.

To commit actions that are considered unethical or illegal, reflecting a misuse of one's abilities.

6.

To initiate movement or action, particularly in a physical context, signifying an active state.

7.

To respond to stimuli or situations, where one’s instincts or skills are called into play for decision-making or reactions.

Example:

彼は5時間以上もぶっ続けで働いた。