noun
International PEN
Organization name. Refers to the worldwide association of writers, originally an acronym for Poets, Playwrights, Editors, Essayists and Novelists.
国際ペンクラブは言論の自由を守る活動をしている。
International PEN works to protect freedom of expression.
From English 'International PEN', where PEN is an acronym for Poets, Playwrights, Editors, Essayists and Novelists.