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The "Heart" (Xin) and "Room" (Fang) flags represent two of the Twenty-Eight Mansions of the Chinese constellations, both part of the Azure Dragon of the East. This corresponds with the blue armor worn by this unit.
original: "知隊仗官" (Zhi duizhang guan). This official was responsible for the discipline and precise positioning of the ceremonial guard during processions.
original: "戩竹" (Jianzhu). This likely refers to a rhythmic percussion instrument made of bamboo used to keep time for the marchers and other musicians.
The "Danger" (Wei) and "Void" (Xu) constellations are part of the Black Tortoise of the North. Their inclusion here suggests the formation is transitioning between directional quadrants or represents a combined ceremonial force.