Dai Tōa chiiki no senʼi genryō zōsan hōsaku ni kansuru tōshin
Publisher: s.n.
Published: 1943
Place of publication: Tokyo?
Language: jpn
Number of pages: 15
Notes: Cover title.

"Shōwa 18.12.28 Dai Tōa Kensetsu Shingikai kettei."

"Gokuhi" (confidential document).