The following year, she participated in the March 1st Movement, for which she spent three weeks in jail; after her release, she assisted with fundraising activities for the Korean Patriotic Women's Association, as a result of which she was arrested and imprisoned for six months.
Tahun berikutnya, dia berpartisipasi dalam Gerakan 1 Maret, yang dia habiskan selama tiga minggu di penjara; Setelah dibebaskan, dia membantu kegiatan penggalangan dana untuk Asosiasi Wanita Patriotik Korea, sebagai akibatnya dia ditangkap dan dipenjarakan selama enam bulan.