Áo dài the "ngũ thân" as a modern dress in the 1920s and 1930s. The updated look was promoted by the artists and magazines of Tự Lực văn đoàn (Self-Reliant Literary Group) as a national costume for the modern era. In the 1950s, Saigon designers tightened the fit to produce the version worn by Vietnamese women today. The dress was extremely popular in South Vietnam in the 1960s and early 1970s. On Tết and other occasions, Vietnamese men may wear an "áo gấm" (brocade robe), a version of the ao dai made of thicker fabric. Academic commentary on the ao dai emphasizes
Dai Gohonzon a tourist sightseeing event, but rather the ultimate fusion of a believer and his or her own Enlightenment. Every year on April 6 or 7 at the "O-Mushibarai" ceremony, the High Priest of Nichiren Shoshu takes on the formal task of cleaning the accumulated dust on the surface of the Dai-Gohonzon. Sometime in the 1970s, the "Ushitora Gongyo" was performed around 12:00PM midnight at the request of Soka Gakkai, which was then restored to its traditional 2:30AM time slot by High Priest Nikken Shonin in 1992. Customarily, believers optionally dress in black formal garments in honor of the Dai-Gohonzon's audience,