translation of two japanese flags

[Remka]

Hello,

Could you help me to translate the inscriptions of these two Japanese flags please?

Thank you very much.

Flag # 1:











Flag # 2:

[GHP]

Flag 1.

祈武運長久
Ki Buun Chōkyū
Prayers for Everlasting Fortune on the Battlefield

宇佐美 守君
Usami Osamu-kun
Mr Usami Osamu
Other readings for the given name 守

The rest are signatures of well-wishers.


Flag 2.
The poem at the upper right is too stylized for me to read.

Top:
必勝
Hisshō
Total Victory!

top-right of meatball:
意気
Iki
spirit; heart; disposition

right:

勝って帰れ
katte kaere
Win & Return

皇軍萬歳
Kōgun Banzai
Long Live the Imperial Army

Far right, middle:
征戰凱歌
Seisen Gaika
Military Expedition Triumphal Song
[The equivalent would be when Henry V, after winning Agincourt, says: "Sing Non Nobis and Te Deum!"]
Non Nobis

top-left of meatball:
大和心
Yamato-gokoro
Japanese Spirit

Middle-left
祈健闘
Ki Kentō
Pray that you fight bravely

Top left:
自重自愛
Jichō Jiai
Take care of yourself


--Guy

[Remka]

Great, thank you very much Guy! Once again you helped me a lot!

Best regards.

[Luis22]

Great Flags!

[Remka]

Thanks Luis