The direct link is that is the koto (Japanese harp) teacher and mentor of the singer-songwriter Reona (stylized as ReoNa ).
The number 44 appears in both the title of the novel "Reona 44" and in discussions regarding the thematic elements, likely representing a nod to the 2044 setting. This creates a fictional bridge where the character of Reona acts as an anchor for the emotional weight of Otomo's narrative. B. "ReoNa Link" Pieces and Artistic Design shoetsu otomo reona link
[Visual Design / Indie Concepts] <---> [Kinetic Noise / Improvised Tap] (Shoetsu Otomo Nodes) (Reona Audio Systems) │ ▼ [The Digital Access Point] ("Link" Navigation Target) The direct link is that is the koto