During the night of 16 April the Japanese regained Nippon Hill .
During the night of 16 April the Japanese made a major effort to get through the Shenam Pass , but the line held and the Japanese got no further towards Palel .
During the night of 16 April the Japanese regained Nippon Hill and made a major effort to get through the Shenam Pass , but the line held and the Japanese got no further towards Palel .