The Japanese Friendship Garden of Phoenix, Rohoen, is an authentic 3.5 acre Japanese Stroll Garden. This tranquil and beautiful setting features more than 1,500 tons of hand-picked rock, stone foot bridges, lanterns and more than 85 varieties of plants, a 14-foot waterfall, and a koi pond with over 300 colorful Koi fish. 501(c)3 non-profit.