From Vices and Devices:

Economist Vittorio Conti wants to see what having sex with a man is like, and does what any reasonable person would do in his situation: ask his bodyguard if he wants to give it a try. Straightlaced Armando Pagani refuses at first, but for how much longer?

What is being sought after cannot be felt even on the fingertips. This is a series about the extravagant lifestyle of a tattoo artist named Gad, and the circle of people who revolve in it.
(Source: Stiletto Heels)

From Stiletto Heels:
Alvin Dolce (nicknamed Al) is a self-proclaimed third-rate politician who is currently living together with his lover Neri. Things go well for the two until an impending campaign run urges Alvin away to Milano. Neri, uninterested in politics, turns down Alvin's invitation to join him there, and Alvin, distrusting Neri's loyalty in the relationship, takes off for Milano alone.Contains other stories about Al and about the boisterious and loveable people in his life.

Collection of interconnecting oneshots:

1) Con Te
A waiter, Neri, working in a high-end restaurant likes intellectual gentlemen and is currently involved in a "sexual relationship" with a third-class politician. Will the politican ever become the gentleman Neri prefers?

2) Orso e Intellettuale
A politican and a photographer meet during a holiday. But is the photographer really what he said he is?

3) Manifesto

In the forest, there is a bear only children can see. If you can escape the forest after spending one day with that bear, you can become whatever you desire. A girl sets foot into the dense forest of legend and what she encounters there was…
(Source: the manga habit)

The first time he saw him, Tohru was on his way home from his hobby of taking photos. He’s queued for the Shinkansen’s unreserved seating, just right next to him...