Ep. 5: Choco asks her brother to buy her underwear after seeing Chitose's laundry
Aired on August 9, 2006

5
Choco observes Chitose’s laundry and persuades the manager to demonstrate how to wear intimate apparel. She then requests her older brother to purchase this item for her. Meanwhile, Makoto becomes intoxicated and causes embarrassment for Chitose. Despite this incident, Makoto successfully arranges for herself and Choco to be invited to lunch the following day. The events highlight the interactions between the characters regarding personal matters and social invitations, leading to a shared meal after the earlier awkwardness.
Episodes
- Ep. 1 · Haruma receives a girl claiming to be his sister and names her Choco.
- Ep. 2 · The siblings visit a shrine for New Year's while new characters appear and Choco begins a diary.
- Ep. 3 · Chitose arrives at Tsubaki manor with help from Haruma and Choco after many mishaps
- Ep. 4 · Chitose prepares a Valentine's gift for Haruma while Choco receives misinformation from Makoto.
- Ep. 5 · Choco asks her brother to buy her underwear after seeing Chitose's laundry
- Ep. 6 · Haruma Trades Goods for Movie Tickets and Choco Learns Bath Etiquette
- Ep. 7 · Haruma's Date with Ayano Causes Emotional Turmoil for Choco and Chitose
- Ep. 8 · Haruma returns late with Ayano while Choco falls ill from waiting up for him
- Ep. 9 · Haruma visits Ayano after avoiding her, then buys flowers and a watering can with Choco.