K & 北こうじ Costar Works

K and 北こうじ are an established costar duo, teaming up across 10 works from their initial collaboration '学校サボって1日10人のオヤジと中出しSEXしまくるイクイク援交W黒ギャル娘。 AIKA 丸山れおな' (2016) to 'じんかくそうさ洗脳催● 生意気元ヤン引きこもりが大好物なんですよ僕。50年未婚の底力と精子で洗脳孕ませしちゃお編 AIKA' (2025). Their collaborations are predominantly released under the ムーディーズ label, demonstrating exceptional on-screen chemistry in genres such as 中出し・ギャル・痴女.