Made In Japan Peace Sign Ceramic Mark

Identify a mark by shape.
Made in japan peace sign ceramic mark. From 1921 1941 wares from japan exported to the united states had to be marked japan or made in japan. They are all a little different either in color size or shape. Mark occurs in black and red. Made in japan marks the following marks are from made in japan pieces.
Most were marked japan. Marks with letters are listed in alphabetical order. Turn the pottery piece over to view the maker s mark. Pre 1921 items were not marked made in japan.
A mark made by stencil is a much later way of marking dating from the showa period 1926 to 1989. During world war ii most ceramics factories for exports ceased except noritake see japanese ceramics of the last 100 years by irene stitt pg 167. Some marks look like a circle square bird or animal shape etc. After 1921 a lot of countries marked them either japan or nippon.
To illustrate how difficult it can be to pinpoint an item s manufacturing period both arita ware from the qianlong period 18th century and from the 1970s use a hazy blue underglaze for their marks. Porcelain intended for the united kingdom market uses foreign instead of made in japan. There seems to be no significance in color of the text as to age. Non marked pieces are called non kamajirushi.
Almost all japanese pottery items bear an incision or mark made by the craftsman although some makers did not mark the item so that the pottery itself was their signature. Chikaramachi made in japan.