A man wearing an aquarium with goldfishes on his head walks among the pedestrians at the “Village de Saint-Malo”, the start point of the Route du Rhum solo sailing race, in Saint-Malo on November 1, 2022. The Route du Rhum solo sailing race starts on November 6, 2022, from Saint-Malo to Pointe-a-Pitre in Guadeloupe. (Photo by Loic Venance/AFP Photo)

A fan of Canada takes a selfie with former Miss Croatia Ivana Knoll who attends the game during the FIFA World Cup Qatar 2022 Group F match between Croatia and Canada at Khalifa International Stadium on November 27, 2022 in Doha, Qatar. (Photo by Matthew Ashton – AMA/Getty Images)

A fan of Japan reacts after Crotia winning the penalty shoot out during the FIFA World Cup Qatar 2022 Round of 16 match between Japan and Croatia at Al Janoub Stadium on December 5, 2022 in Al Wakrah, Qatar. (Photo by John Sibley/Reuters)

In this composite image (top) flooding is seen in the Toowoomba central business district on January 10, 2011 and (bottom) the same location as seen on January 5, 2012 in Toowoomba, Australia. January 10 marks the one year anniversary of the inland tsunami that devestated southern Queensland's Lockyer valley killing 23 people. (Photos by Dan Proud (top) and Lisa Maree Williams (bottom) /Getty Images)

Alicia Finn-O’Shea, 10, talks to Chelsea Pensioners on the Mall during the Queen's Platinum Jubilee celebrations in London, United Kingdom on June 2, 2022 (Photo by Antonio Olmos/The Observer)

Samuel (9), Leah (10) and Matthew Flynn (7), from Baldoyle, Dublin, enjoying the fine weather on Burrow Beach in Sutton, Ireland on June 2, 2023. (Photo by Tom Honan for The Irish Times)

Let the fun begin. Revellers carry their belongings as they arrive at Worthy Farm in Somerset for the Glastonbury Festival, Britain, June 22, 2016. Around 180,000 are expected to attend. (Photo by Ben Birchall/PA Wire)

With more than 40,000 followers on Twitter and 26,400 fans on Vine, it looks like Marutaro the hedgehog from Japan is one of the most popular hedgehogs on the Internet. And as his owner keeps on posting Marutaro’s pictures online daily, Marutaro’s popularity continues to grow. There are hundreds of cute photographs and videos of this little fellow, but the ones with little paper cut-out faces are probably the cutest. As Marutaro lies on his back, his owner gives him a variety of silly expressions and smiles. The 20 best of them will definitely boost your mood!