From Stiletto Heels:

Omi Tsukasa, who still holds a flame for his close friend and first love, Su-chan, becomes a new teacher assigned to his old school. There he spots Su-chan's doppelganger, a student named Sugimoto. Upon finding out that Sugimoto is Su-chan's nephew, Omi starts having an interest in him, much to the annoyance of his target of interest.

Suddenly one day energetic high school girl, Katagiri Hina, time travels into the year 1907. The first person she sees is the sorrowful man by the name of Hongo Takaaki. Who exactly is this Hongo-sama? As fate works its gears, how will their romance unfold?

Even though he’s an elite hunk, Sekine Keiichiro is a man who has lived his life out of focus, cursed by three handicaps: he’s stoic, passive, and a Jack of all trades but master of none.
(Source: Stiletto Heels)

In the title piece, Chiruhi, Orin is a prostitute who works on a boat near the seashore. She falls in love with a young hairdresser, who is one of her customers, even though she knows it is an impossible love. This collection consists of seven historical short stories which tragicomically depict people trying to do their best in the city of Edo throughout the seasons.
(Source: MU)