1. Declerck P, Danesi R, Petersel D, Jacobs I. The language of biosimilars: clarification, definitions, and regulatory aspects. Drugs. 2017;77(6):671–7.
2. MHLW. Trend of medical costs in fiscal year 2021 [in Japanese]. Available at: https://www.mhlw.go.jp/topics/medias/year/21/dl/iryouhi_data.pdf. Accessed 18 Sep 2022.
3. News. Japan FY 2021 Medical Costs Hit Record 44.2. T. Yen. https://sp.m.jiji.com/english/show/22037. Accessed 24 Nov 2022.
4. Ministry of Health, Labour and Welfare. Leaflet for medical personnel to definitely understand the biotechnological and biosimilar products [in Japanese]. Available at: https://www.mhlw.go.jp/content/10800000/000496081.pdf. Accessed 24 Nov 2022.
5. Ministry of Health, Labour and Welfare. Leaflet for patient to definitely understand the biotechnological and biosimilar products [in Japanese]. Available at: https://www.mhlw.go.jp/content/10800000/000496082.pdf. Accessed 24 Nov 2022.