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Yoko Hashimoto-Sinclair Collection

Identifier: 060
The Yoko Hashimoto-Sinclair collection is divided into three series: Costume Designs, S. Watanabe Calendars, and Certificates.

Series 1 Costume Designs features drawings of characters’ costumes for specific plays, as well as cloth samples for the physical costume itself sometimes. Some of the plays that Professor Yoko-Hashimoto-Sinclair drew character costume designs for include Romeo and Juliet, Hamlet, Tristan and Isolde, and Mourning Becomes Electra. These costume designs range in year from 1967-1993, though most were created between the late 1960s and the 1970s. Some are undated.

Series 2 S. Watanabe Calendars is comprised of Yoko Hashimto-Sinclair's personal collection of S. Watanabe Color Print Co. Calendars. Each calendar features beautiful and intricate woodblock prints. They range in date from 1984-2013.

Series 3 Certificates features several certificates that Yoko earned in Ikebana, or the Japanese art of flower arranging.


  • 1967 - 2012
  • Majority of material found within 1967 - 1993

Language of Materials


Conditions Governing Access

Collection is open for research.


4 Boxes (2 oversize flat boxes and 2 document boxes)

4.17 Linear Feet


Dr. Yoko Hashimoto-Sinclair taught at West Chester University between 1969-2009 as a professor in the Theatre and Dance Department. The Yoko Hashimoto-Sinclair Collection contains materials related to theater and costume design, such as costume designs for student-led productions at the university, as well as costume design and fabric sample assignments that Dr. Hashimoto-Sinclair made for school and previous jobs. The collection also includes a personal set of Japanese woodblock calendars. Materials date from the late 1960s to 2012.

Biographical / Historical

Yoko Hashimoto-Sinclair (1939-2015) was born in Tokyo, Japan on August 20, 1939. She attended the Aoyama Gakuin University in Tokyo and studied English Literature at the bachelor's and master's degrees levels before moving to the United States in 1966. Yoko Hashimoto-Sinclair moved to enroll in a Master of Arts degree in Theater Arts from the University of Michigan, graduating in 1967.

After completing her doctoral degree at the same university, she began teaching at West Chester University, then West Chester State College. She was a Professor of Theatre Arts from 1969 until her retirement in 2009. She lectured and held workshops on theatrical and makeup design. Yoko Hashimoto-Sinclair was a talented costume and makeup designer for several theatre, opera, and dance companies in the Philadelphia area and in Delaware.

After retiring from West Chester University, she moved to Phoenix, Arizona. She passed away on January 5, 2015 at the age of 75.


Materials in this collection have been arranged into series by topic. Within the series, materials are arranged in chronological order.
Yoko Hashimoto-Sinclair Collection
Jenna (Bossert) Falkenberg; Allison Magerr
Description rules
Language of description

Repository Details

Part of the West Chester University Archives Repository