になninau
1.

To support and bear the weight of something, typically using one’s shoulder, indicating physical capability and effort in transportation.

2.

To accept responsibility for something significant, often implying a sense of duty or obligation, particularly in the context of expectations from others.

3.

To take on a burden or duty, embodying the idea of being entrusted with important tasks or roles, especially in leadership or generational context.

Example:

この梱包材が断熱機能を担っている。