S1 No. 1 Style (エスワン ナンバーワンスタイル) or just S1 (エスワン) is a Japanese producer of adult videos (AV) which has its offices in Tokyo's Meguro Ward. The company is best known for retailing its adult videos under the Fanza brand, an affiliate of DMM. In the past 15 years since its inception, S1 has risen to become one of the most prominent movie studios in the Japanese adult entertainment scene, producing over 5,100 movies to date. S1 is one of the many affiliated companies in the giant Hokuto Corporation group. Hokuto distributes the studio's videos via retail sales and online through its DMM website under the Fanza brand. The Public Relations representative for the studio is Megumi Yamane (山根愛美). More information...
According to PR-model, s1s1s1.com is ranked 7,597th in multilingual Wikipedia, in particular this website is ranked 623rd in Japanese Wikipedia.
The website is placed before sitgesfilmfestival.com and after lifetimetv.co.uk in the BestRef global ranking of the most important sources of Wikipedia.
