Civilian Air Defense Group
Badges, page 2
防空徽章
Inscribed on the obverse 'Air Defense Participation, Commemorative Badge.'
On the reverse: 'Showa 12 [1937] July, Senba Air Defense Unit.'

Senba is in central Osaka.
Nicely detailed civilian Air Defense badge.
Inscribed '1st Group, 3 City United Air Defense Maneuvers,
Participation Commemorative Badge, Yotsuya Ward, Showa 11
[1936] July.' Yotsuya Ward is in Tokyo.

Inscribed 'Defense Group, Showa 9 [1934]
July, Kinki Air Defense Maneuvers,
Participation Commemorative, Kitaurae
Defense Unit.'

Inscribed 'Showa 12 [1937] Hanshin Air Defense Maneuvers, Saibi 4th Defense Unit.'
Civil Air Defense badge.
Inscribed 'Air Defense Participation Commemorative Badge,
Showa 12 [1937] July,  Ainichi Defense Unit.'
Civil air defense badge
Inscribed 'Air Defense Participation
Badge, Showa 11 [1936] Air Defense
Maneuvers, Ebara Ward 2nd Unit.'
Ebara Ward is in Tokyo, but as of
1947 it is part of Shinagawa Ward.
Civil air defense badge
Inscribed 'Air Defense Participation
Badge, Showa 12 [1937] November,
Ebara Ward Defense Unit.'
Ebara Ward is in Tokyo, but as of
1947 it is part of Shinagawa Ward.
Inscribed 'Shiba Ward Defense Unit, Large Maneuvers Commemorative, Showa 8 [1933] August.'
'[??] City Defense Group.'

Inscribed 'Showa 12 [1937] Air Defense Maneuvers Participation
Badge, Sunahama 2nd Unit Defense Union.'
1930s Civilian Air Defense Badge. Original case.
Plain reverse
1930s Civilian Air Defense Badge. Original case.
Civilian air raid badge.

'
Kishiwada City, Protection Group, Showa 9 [1934].'
'Air Defense, Showa 11 [1934] Air Defense Maneuvers Commemorative,
Kinkou 1st Unit.'
Kinkou is an area in Yokohama City.
The inscription reads 'Asagusa Ward Saigi Unit, Showa 10 [1935] July,
3 Cities Air Raid Defense.'
The inscription reads 'Prince Chichibu Inspection Commemorative Badge, Tokyo City Federated Defense
Unit, Showa 9 [1934] May 17.'
Inscribed 'Toyama Prefecture Security
Association.'
Small civilian air defense badge.
'Maruyama District Protection Unit, 13th Branch.'
Small civilian air defense badge.
Dated Showa 11 [1936].
Another example
Scarce civilian Korean Defense Unit badge.
You can see the map of Korea behind the kanji, and behind Korea you can
see the rays of the Rising Sun.

Diameter about 1.7 cm.

'Higashigawa Unit, Participation Badge.'
Higashigawa is a very common place name, so it is impossible to know where this came from.
Kanto Air Defense Maneuvers Commemorative.
Participation Badge. Showa 8 [1933].
Civil defense police badge. Inscribed 'Merit. Merit Badge.
Izumiotsu Police Defense Unit.'
Izumiotsu is a city in Osaka
Measures about 4 cm long.
Inscribed 'Participation Badge, [Toue?] Defense Unit. Showa 9 [1934] July.
Kinki Air Defense maneuvers.'

The badge measures about 3.2 cm by 2.4 cm.
'Protect the home front.'
'Protect the home front.'
Kinki Area Air Defense Exercises Participation Badge. Kitaurae
Group.
Showa 9 [1934] July.
Hanshin Area Air Defense Exercises 3rd Participation Badge.
Kitaurae Group.
Showa 11 [1936] September.
Osaka City Air Defense Exercises Participation Badge. 3rd Noda Group. Showa 11 [1936].
Inscribed 'Showa 9 [1934] Air Defense Maneuvers
Participation Badge. [??] Ward Air Defense Unit.'
Inscribed 'Showa 8 [1933] August. Kanto Air Defense
Maneuvers Commemorative. Yotsuya Ward Air Defense
Unit.'
Inscribed 'Showa 8 [1933] August.  Air Defense Maneuvers
Commemorative. Shibuya Ward Air Defense Unit.'
Inscribed 'Kyoto Air Defense Maneuvers Participation
Commemorative Badge. [??] Ward Air Defense Unit.'
Inscribed 'Showa 9 [1934] August. Air Defense Maneuvers
Commemorative. [??] Ward Air Defense Unit.'