This is the 4231st most frequent Japanese word.
仲良く
"Getting along well" or "being on good terms."
仲良く is used here to imply playing or interacting in a friendly and cooperative manner.
みんな仲良く遊びましょう。
Let's all play together harmoniously.
仲良く illustrate their good and amicable relationship over a period.
彼らは長年仲良くしている。
They have been getting along well for years.
仲良く conveys the children's friendly and close interaction while they are walking.