This is the 2440th most frequent Japanese word.
一丸
"一丸" means "as one" or "united as a single entity."
In this sentence, 一丸 (ichigan) is used to express unity coming together as one group or team to achieve a certain goal.
私たちは一丸となって目標に向かっています。
We are united together and moving towards our goal.
Here, 一丸 (ichigan) describes the collective effort and unity of them as they worked to successfully finish their project.
彼らは一丸となってプロジェクトを完成させた。
They worked as one unit to complete the project.
The term 一丸 (ichigan) signifies the need for unity and collective action by the whole company to tackle a problem effectively.