Heiji Hattori and Kazuha Toyama
History Together
Heiji and Kazuha have bin stuck at the hip since they were little kids and have remain close throughout the years into their young adult years like Shinichi and Ran. They are a Duo that is a high school detective and a detective's daughter situation which is also like shinichi and ran. they always bicker and make fun of each other but they do have a soft spot for each other like best friends should but they do also show hints of a romance in the series as since everyone calls them a couple including their parents, ran, shinichi and others who see them together, but they deni that they have any romantic intrest at all with each other. They have gone together almost everywhere in the series and have gotten into danger together like when they were kidnaped. Heiji clearly shows that he is protective of Kazuha from other guys (Much like Shinichi is whith ran) but he only thinks of it as protecting his friend and as for what kazuha says she says she's is like his much more mature and wise older sister.