All badges are numbered and made in silver.
Size 38 × 29 mm.
Weight 20.68 g.
No. 779
Revers reads
功労章 - Merit Badge
勤続20年 - 20 Years of Service
Marked "Silver".
Merits badges of similar design https://asiamedals.info/threads/merit-badges-from-kyoto-branch-of-imperial-military-reservist-association.23038/#post-346294
1st variation "marked pure silver".
Marked with small mark "純銀" pure silver.
Reverse
奈良支部 - Nara Branch
功勞章 - Merit Badge
imperial military reservist association badge
japanese army badge
japanese badge red enamelled star
japanese military badge
japanese military reservist association badge
military reservist association merit badge
nara branch
nara branch merit badge
功労章
帝国在郷軍人會奈良支部功労章
帝国在郷軍人會章
Another merit badge with similar design https://asiamedals.info/threads/merit-badge-from-3rd-kawagoe-city-branch-of-imperial-military-reservist-association.24769/
Obverse
功労 - merit
Reverse
帝国在郷軍人會 - Imperial Military Reservist Association
霞村分會 - Kasumi Branch of Association
imperial military reservist association
imperial military reservist association badge
japanese badge
kasumi branch of reservist association badge
reservist association merit badge
功労章
帝国在郷軍人會功労章
帝国在郷軍人會霞村分會功労章
Badge with a similar design made for a different Tokyo ward branch (almost certainly by the same manufacturer) https://asiamedals.info/threads/imperial-military-reservist-association-yotsuya-ward-2nd-branch-founding-commemorative-badge.26417/
1st class badge.
Photos courtesy of the owner...
badge made by sugimura
imperial military reservist association badge
japanese badge
japanese military reservist association badge
sugimura & co. workshop
功労章
帝国傷痍軍人会
帝国在郷軍人會功労章
帝国在郷軍人會芝區分會功労章
帝国在郷軍人會芝區分會第二種功労章
About the party
https://en.wikipedia.org/wiki/Liberal_Democratic_Party_(Japan)
自由民主党 - Liberal Democratic Party
Original case.
党員徽章 - party member badge
元勲章工場東京徽章株式会社謹製 - Made by Former Tokyo Medal Co., Ltd.
meritorious service badge
nagoya city firefighting badge
nagoya city firefighting merit badge
nagoya city firefighting meritorious service badge
伊勢湾台風名古屋市勤労章
功労章
功績章
名古屋市功労章
名古屋市功績章
名古屋市章
昭和38年名古屋市表彰消防長章
See also https://asiamedals.info/threads/1930-ministry-of-education-commendation-pennant.26821/
Two variations of this badge is known.
1st variation (marked 純銀).
Photos courtesy of the owner.
Height 26.6 mm.
Width 18.1 mm.
Weight 11.7 g.
Obverse
青年訓練 - Youth Training
功労章 - Merit Badge...
Reverse reads
全国モーターボート競走会連合会 - National Federation of Motor Boat Racing Association
http://mbkyosokai.jp/
功労賞 - Merit Award
Case.
顕功章 - Merit Badge
Made by Tokyo workshop Akiba Medal https://asiamedals.info/threads/badges-of-akiba-medal-tokyo-akiba.21820/
Miniature.
In pure silver.
akiba workshop
badge of japan motor boat racing association
japanese badge
merit badge motor boat racing association
アキバ徽章
ト競走会連合会顯功章社団法人バッジ
全国モーターボート競走会連合会功労賞章
功労章
imperial japan military badge
japanese military affairs merit badge
japanese navy badge
military affairs merit badge
功労章
海軍功労章
海軍省
海軍省功労章
海軍省章
海軍省軍事功労章
海軍章
純銀製
軍事功労章