How to say Outside – Inside in Japanese. Meaning of 外側(そとがわ・sotogawa) – 内側(うちがわ・uchigawa) teacher_tomo 2 years ago How does it call “Outside-Inside” in Japanese? See more 外側(そとがわ)内側(うちがわ」 Outside • inside 車は園の外側を走っています。