HKN TetrisCompetition April 2 - 11, 2020 On Wednesday, October 31, 2018, HKN participated in the annual Trick-or-Treat for UNICEF where pledges and officers dressed up in costume for the occasion. The officers that participated were Hidemasa Mitsui, Jonathan Lau, Riley Cammack, Mark Cacal, and Resha Engbino. The pledges that participated were Alicia Leong, Sawinna Huang, Nicholas Whitcomb, Josh Mellinger, Andrew Millard, Kevin Liu, and Jonathan Tu. HKN split into three teams and went trick or treating around the neighborhood of Manoa in a friendly competition to raise the most funds for UNICEF. Overall, we were able to donate over $130 to UNICEF to support children in need.