| Shiawase ni tsuite Honki Dashite Kangaete Mita | |
| Type: | single |
| Artist: | Porno Graffitti |
| Album: | Kumo o mo Tsukamu Tami |
| Released: | March 6, 2002 |
| Genre: | Rock |
| Length: | 12:49 |
| Label: | SME Records |
| Prev Title: | 'Voice' |
| Prev Year: | 2001 |
| Next Title: | 'Mugen' |
| Next Year: | 2002 |
Shiawase ni tsuite Honki Dashite Kangaete Mita (幸せについて本気出して考えてみた) (English: I Tried to Think About How Really Happy) is the eighth single released by the Japanese pop-rock band Porno Graffitti. It was released on March 6, 2002.[1] In the single work is the longest title.