Definition of 腕白仲間 (わんぱくなかま)
わんぱくなかま
                        腕白仲間
わんぱくなかま
wanpakunakama
noun
•
        
group (gang) of naughty (mischievous) boys(yojijukugo)
Related Kanji
| 腕 | arm, ability, talent | 
| 白 | white | 
| 仲 | go-between, relationship | 
| 間 | interval, space |