陈友忠 York Chen

忠诚朋友 True Friend

施友忠 Vincent Yu-chung Shih

忠于朋友 stick to one's friend ; abide by one's friends

忠实朋友 man's best friend

水野忠友 Mizuno Tadatomo

忠实友情 Faithful friendship ; True friendship

要忠诚待友 Be loyal to your friends

是某人的忠实朋友 be a consistent friend to sb