Top star MDZ exclusive actress 'Yui Nishikawa' solves all men's sexual problems! She tackles head-on the complexes that many Japanese men face, such as premature ejaculation, virginity, and phimosis. Even Yui herself had her first sex with a virgin guy, and she also solved the director's problems! She faces any mishaps with a smile. 'If you have any troubles, leave them all to Yui?'
