The top one shows how it is normally written in the phonetic hiragana style.
Kana is, itself, composed of two alphabets called hiragana and katakana.
hiragana is a related alphabet that is used to represent words of other languages.
British Dictionary definitions for hiragana
one of the Japanese systems of syllabic writing based on Chinese cursive ideograms. The more widely used of the two current systems, it is employed in newspapers and general literature Compare katakana
Japanese The cursive formed Japanese kana syllabary. Hiragana is mostly used for grammatical particles, verb-inflection, and Japanese words which are not written in kanji or which are too difficult for an educated person to read or write in kanji. Hiragana are also used for furigana. (2001-03-18)