Yuta Watanabe and Arisa Higashino proved too strong for Dechapol Puavaranukroh and Sapsiree Taerattanachai again as the Japanese duo booked their berth in the mixed doubles final of the US$600,000 (approx 20,100,000 baht) French Open on Saturday. Third seeds Watanabe and Higashino defeated the Thais in the Denmark Open title match a week ago and again denied the top seeds and world No.3 pair with a 21-18, 22-20 victory in the semi-finals of the BWF World Tour Super 750 event at the Stade Pierre de Coubertin in Paris. Watanabe and Higashino, the Tokyo Olympics bronze medallists, will play the w…