Private company

Ryukakusan

Japanese pharmaceutical company

Ryukakusan Co., Ltd. (株式会社龍角散, Kabushiki-gaisha Ryukakusan) is a Tokyo-based Japanese pharmaceutical company that develops and markets prescription and over-the-counter drug (OTC) products, especially throat and swallowing products.² Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1928Founded¹

HeadquartersTokyo¹
Websitewww.ryukakusan.co.jp
Legal formjoint-stock company¹

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Ryukakusan head office higashikanda 2014 — Photo: Kentin, CC BY-SA 4.0, via Wikimedia Commons³

Ryukakusan Co., Ltd. (株式会社龍角散, Kabushiki-gaisha Ryukakusan) is a Tokyo-based Japanese pharmaceutical company that develops and markets prescription and over-the-counter drug (OTC) products, especially throat and swallowing products.²

Timeline

1928Founded Founded¹

Links

Websitewww.ryukakusan.co.jp¹
X (Twitter)x.com/Ryukakusan_PR¹
Facebookwww.facebook.com/ryukakusan.co.jp¹
WikipediaRyukakusan Co.
More imagesWikimedia Commons
WikidataQ11679373

Sources

The numbers on this page point here. Each one links to the record it came from.

1
WikidataRyukakusan on Wikidata
2
WikipediaRyukakusan on Wikipedia
3
Wikimedia CommonsRyukakusan photo by Kentin, CC BY-SA 4.0