「鏡（mirror）」 painting process 2023 1
Glazing (oil sketch) Osamu OBI
Painting a Rembrandt old man
CLASSICAL PAINTING TECHNIQUES - Grisaille and Glazing
zoom遠隔授業 自画像下層描きデモンストレーション by Osamu Obi
REALISTIC OIL PAINTING PORTRAIT ART IN 4 STEPS :: HOLLYWOOD by Isabelle Richard
Painting Process(oil sketch) - Glazing Over Underpainting
Portrait Drawing with charcoal
LA TÉCNICA DE CARAVAGGIO
How to Begin a Painting. Underpainting Stage From Materials to Execution. Preview
一层一层画出来的写实肖像油画
The Venetian Method - Grisaille
Классические техники росписи: Гризайль и Лессировка
The 3D ART WORKS of OSAMU OBI
Техника непрямой масляной живописи: часть 1 — подмалевок гризайль
zoom遠隔授業自画像デモンストレーション part2．グレーズとスカンブルby Osamu Obi
Portrait of Meghan - Pastel
109. Alla prima "Mood" oil on on canvas Volegov
Венецианский метод — лессировка
"Megan" - Oil on linen. Part Two