# WOWOW drama ‘MR -Medical Representative-’ release

> Live situation record from CLSTR: https://clstr.news/situations/wowow-drama-mr-medical-representative-release
> Updated: 2026-09-25T03:00:00.000Z. Sources: 4. Developments: 2.

The WOWOW drama series ‘MR -Medical Representative-’ is scheduled to premiere on October 4. Based on a novel by Yo Kusakabe, the five-episode production explores ethical conflicts within the pharmaceutical industry, specifically the tension between business interests and medical ideals.

Osamu Mukai stars as Masaki Kiochu, a sales manager at Tenpo Pharmaceutical who follows a ‘patient-first’ philosophy. He faces competition from Jun Samejima, a representative at rival firm Taurus who prioritizes profit. The cast also includes Yoshinori Masakado as rookie MR Ichihashi Kazumi, and former KARA member Jiyoung as Kang Young-jin, a South Korean medical center director.

## Timeline

### 2026-09-25: WOWOW drama ‘MR -Medical Representative-’ to premiere starring Osamu Mukai

The WOWOW drama ‘MR -Medical Representative-’ premieres October 4, starring Osamu Mukai and Yoshinori Masakado in a series exploring the pharmaceutical industry.

2 sources. https://clstr.news/cluster/wowow-drama-mr-medical-representative-to-premiere-starring-osamu-mukai

### 2026-08-30: Osamu Mukai to star in WOWOW medical drama ‘MR -Medical Representative-’

The WOWOW drama ‘MR -Medical Representative-’, starring Osamu Mukai, premieres October 4, exploring the ethical conflicts and power struggles within the pharmaceutical industry.

4 sources. https://clstr.news/cluster/osamu-mukai-to-star-in-wowow-medical-drama-mr-medical-representative

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Cite as: WOWOW drama ‘MR -Medical Representative-’ release. CLSTR, https://clstr.news/situations/wowow-drama-mr-medical-representative-release