Used when doing one thing while also doing another; 'while', 'and at the same time'.
The Noun かたがた grammar point is used when doing one thing while also doing another. The first action is the main purpose and the second action is often a casual task or a task carried out alongside the main task. This grammar point emphasizes doing two things concurrently. The translation could be 'while', or 'and at the same time' in English.