[7][8] On 31 January 2006, having fallen out of contention at The Valley, Johansson was loaned to Championship side Norwich City as a replacement for Dean Ashton.
[9] He scored his first goal on 5 February to open an East Anglian derby at home to Ipswich Town, a 2–1 loss.
[13] Johansson was unable to sign until 1 January, due to the transfer window rules, but began training in December.
Johansson scored his first goal seven months after signing at East End Park against Dunfermline Athletic in a 4–0 friendly win, but he was expected to leave Hibernian due to the increased competition for places.
[16] It only became apparent that Johansson had signed for St Johnstone on 27 October 2009 when he was named in the starting line-up for their Scottish League Cup quarter-final tie at home to Dundee United.
He had previously been training with the club to maintain his fitness ahead of Finland's international matches earlier in the month.
[22] Johansson made his debut for the Finland national team on 16 March 1996 against Kuwait, scoring the game's only goal.
[23] After scoring the opening goal in a 2010 FIFA World Cup Qualifying match against Wales, Johansson was the subject of verbal criticism by Craig Bellamy.
[30] Johansson was appointed on a two-year contract as manager of Scottish Championship club Greenock Morton on 6 September 2018.
[32] Johansson left Morton at the end of the 2018–19 season, as the club decided not to exercise the option of retaining him for the second year of his contract.